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ASSESSMENT AND THE EDUCATIONAL PROCESS
In all areas of nursing education and practice, assessment is important to obtain information about student learning, evaluate competencies and clinical performance, and arrive at other decisions about students and nurses. Assessment is integral to monitoring the quality of educational and healthcare programs. By evaluating outcomes achieved by students, graduates, and patients, the effectiveness of programs can be measured and decisions can be made about needed improvements.
Assessment provides a means of ensuring accountability for the quality of education and services provided. Nurses, like other healthcare professionals, are accountable to their patients and society in general for meeting patients’ health needs. Along the same lines, nurse educators are accountable for the quality of teaching provided to learners, outcomes achieved, and overall effectiveness of educational programs. Educational institutions also are accountable to their governing bodies and society in terms of educating graduates for present and future roles. Through assessment, nurse educators and other healthcare professionals collect information for evaluating the quality of their teaching and programs as well as documenting outcomes for others to review. All educators, regardless of the setting, need to be knowledgeable about assessment, testing, measurement, and evaluation.
Assessment
Educational assessment involves collecting information to make decisions about learners, programs, and educational policies. Mislevy (2017) defined assessment as gathering information about what students know and can do. Are students learning the important concepts in the course and developing the clinical competencies? With information collected through assessment, the teacher can determine relevant learning activities to meet students’ learning needs and help them improve performance. Assessment that provides information about learning needs is diagnostic; teachers use that information to decide on the appropriate content, learning activities, and practice opportunities for students to meet the desired learning outcomes.
4Assessment also generates feedback for students, which is particularly important in clinical practice as students develop their competencies and learn to think through complex clinical situations. Feedback from assessment similarly informs the teacher and provides data for deciding how best to teach certain content and skills; in this way, assessment enables teachers to improve their educational practices and how they teach students.
Another important purpose of assessment is to provide valid and reliable data for determining students’ grades. Although nurse educators continually assess students’ progress in meeting the outcomes of learning and developing the clinical competencies, they also need to measure students’ achievement in the course. Grades serve that purpose. Assessment strategies provide the data for faculty to determine whether students achieved the outcomes and developed the essential clinical competencies. Grades are symbols—for instance, the letters A through F—for reporting student achievement.
Assessment generates information for decisions about courses, the curriculum, and the nursing program. In this context, assessment is the process of collecting information for program evaluation and accreditation. Other uses of assessment information are to select students for admission to an educational institution and a nursing program and place students in appropriate courses. A broad view of assessment is that it encompasses the entire process of evaluating learners and institutional effectiveness (Banta & Palomba, 2014).
There are many assessment strategies that teachers can use to obtain information about students’ learning and performance. These methods include tests that can be developed with different types of items, papers, other written assignments, projects, small-group activities, oral presentations, e-portfolios, observations of performance, simulation-based assessments, objective structured clinical examinations (OCSEs), and conferences, among others. Each of those assessment strategies as well as others is presented in this book.
Brookhart and Nitko (2019) identified five guidelines for effective assessment. These guidelines should be considered when deciding on the assessment strategy and its implementation in the classroom, online course, skills or simulation laboratory, or clinical setting.
1. Identify the learning objectives (outcomes or competencies) to be assessed. These provide the basis for the assessment: The teacher determines whether students are meeting or have met the outcomes and competencies. The clearer the teacher is about what to assess, the more effective will be the assessment.
2. Match the assessment strategy to the learning goal. The assessment strategy needs to provide information about the particular outcome or competency being assessed. If the outcome relates to analyzing issues in the care of patients with chronic pain, a true–false item about a pain medication would not be appropriate. An essay item, however, in which students analyze a 5scenario about an adult with chronic pain and propose multiple approaches for pain management would provide relevant information for deciding whether students achieved that outcome.
3. Meet the students’ needs. Students should be clear about what is expected of them. The assessment strategies, in turn, should provide feedback to students about their progress and achievement in demonstrating those expectations, and should guide the teacher in determining the instruction needed to improve performance.
4. Use multiple assessment strategies and indicators of performance for each outcome. It is unlikely that one assessment strategy will provide sufficient information about achievement of the outcomes. A test that contains mainly recall items will not provide information on students’ ability to apply concepts to practice or analyze clinical situations. The extent and depth of student learning is often difficult to measure on a test. In most courses, multiple assessment strategies are needed to determine whether the outcomes were met.
5. Keep in mind the limitations of assessment when interpreting the results. One test, one paper, one observation in clinical practice, or one simulation activity may not be a true measure of the student’s learning and performance. Many factors can influence the assessment, particularly in the clinical setting, and the information collected in the assessment is only a sample of the student’s overall achievement and performance.
Tests
A test is a set of items to which students respond in written or oral form, typically during a fixed period of time. Brookhart and Nitko (2019) defined a test as an instrument or a systematic procedure for describing one or more characteristics of a student. Tests are typically scored based on the number or percentage of answers that are correct and are administered similarly to all students. Although students often dread tests, information from tests enables faculty to make important decisions about students.
Tests are used frequently as an assessment strategy. They can be used at the beginning of a course or instructional unit to determine whether students have the prerequisite knowledge for achieving the outcomes or whether they have already met them. With courses that are competency based, students can then progress to the next area of instruction. Test results also indicate gaps in learning and performance that should be addressed first. With that information, teachers can better plan their instruction. Tests can be used during the instruction to provide the basis for formative assessment (Miller, Linn, & Gronlund, 2013). This form of assessment is to monitor learning 6progress, provide feedback to students, and suggest additional learning activities as needed. When teachers are working with large groups of students, it is difficult to gear the instruction to meet each student’s needs. However, diagnostic quizzes and tests reveal content areas in which individual learners may lack knowledge. Not only do the test results guide the teacher in suggesting remedial learning activities, but they also serve as feedback to students about their learning needs. In some nursing programs, students take commercially available tests as they progress through the curriculum to identify gaps in their learning and prepare them for taking the National Council Licensure Examinations, the NCLEX-RN® or NCLEX-PN®.
Tests are used for selecting students for admission to higher education settings and to nursing programs. Admission tests provide norms that allow comparison of the applicant’s performance with that of other applicants. Tests also may be used to place students into appropriate courses. Placement tests, taken after students have been admitted, provide data for determining which courses they should complete in their programs of study. For example, a diagnostic test of statistics may determine whether a nursing student is required to take a statistics course prior to beginning graduate study.
By reviewing test results, teachers can identify content areas that students learned and did not learn in a course. With this information, faculty can modify the instruction to better meet student learning needs in future courses. Last, testing may be an integral part of the curriculum and program evaluation in a nursing education program. Students may complete tests to measure program outcomes rather than to document what was learned in a course. Test results for this purpose often suggest areas of the curriculum for revision and may be used for accreditation reports.
Measurement
Measurement is the process of assigning numbers to represent student achievement or performance, for instance, answering 85 out of 100 items correctly on a test. The numbers or scores indicate the degree to which a learner possesses a certain characteristic. Measurement is important for reporting the achievement of learners on nursing and other tests, but not all outcomes important in nursing practice can be measured by testing. Many outcomes are evaluated qualitatively through other means, such as observations of performance in clinical practice or simulation.
Although measurement involves assigning numbers to reflect learning, these numbers in and of themselves have no meaning. Scoring 15 on a test means nothing unless it is referenced or compared with other students’ scores or to a predetermined standard. Perhaps 15 was the highest or lowest score on the test, compared with other students. Or the student might have set a personal goal of achieving 15 on the test; thus, meeting this goal is more important than how others scored on the test. 7Another interpretation is that a score of 15 might be the standard expected of this particular group of learners. To interpret the score and give it meaning, having a reference point with which to compare a particular test score is essential.
In clinical practice, how does a learner’s performance compare with that of others in the group? Did the learner meet the outcomes of the clinical course and develop the essential competencies regardless of how other students in the group performed in clinical practice? Answers to these questions depend on the basis used for interpreting clinical performance, similar to interpreting test scores.
Norm-Referenced Interpretation
There are two main ways of interpreting test scores and other types of assessment results: norm referencing and criterion referencing. In norm-referenced interpretation, test scores and other assessment data are compared with those of a norm group. Norm-referenced interpretation compares a student’s test scores with those of others in the class or with some other relevant group. The student’s score may be described as below or above average or at a certain rank in the class. Problems with norm-referenced interpretations, for example, “grading on a curve,” are that they do not indicate what the student can and cannot do, and the interpretation of a student’s performance can vary widely depending on the particular comparison group selected.
In clinical settings, norm-referenced interpretations compare the student’s clinical performance with the performance of a group of learners, indicating that the student has more or less clinical competence than others in the group. A clinical evaluation instrument in which student performance is rated on a scale of below to above average reflects a norm-referenced system. Again, norm-referenced clinical performance does not indicate whether a student has developed desired competencies, only whether a student performed better or worse than other students.
Criterion-Referenced Interpretation
Criterion-referenced interpretation, on the other hand, involves interpreting scores based on preset criteria, not in relation to the group of learners. With this type of measurement, an individual score is compared with a preset standard or criterion. The concern is how well the student performed and what the student can do regardless of the performance of other learners. Criterion-referenced interpretations may (a) describe the specific learning tasks a student can perform, for example, define medical terms; (b) indicate the percentage of tasks performed or items answered correctly, for example, define correctly 80% of the terms; and (c) compare performance against a set standard and decide whether the student met that standard, for example, met the medical terminology competency (Miller et al., 2013). Criterion-referenced interpretation determines how well the student 8performed at the end of the instruction in comparison with the outcomes and competencies to be achieved.
With criterion-referenced clinical evaluation, student performance is compared against preset criteria. In some nursing courses, these criteria are the objectives or outcomes of the course to be met by students. In other courses, they are the competencies to be demonstrated in simulation or clinical practice, which are then used as the standards for evaluation. Rather than comparing the performance of the student with others in the group, and indicating that the student was above or below the average of the group, in criterion-referenced clinical evaluation, performance is measured against the outcomes or competencies to be demonstrated. The focus with criterion-referenced clinical evaluation is whether students achieved the outcomes of the course or demonstrated the essential clinical competencies, not how well they performed in comparison with the other students.
Evaluation
Evaluation is the process of making judgments about student learning and achievement, clinical performance, employee competence, and educational programs, based on the assessment data. In nursing education, evaluation typically takes the form of judging student attainment of the outcomes of the course and knowledge gained in it, and the quality of student performance in the clinical setting. With this evaluation, learning needs are identified, and additional instruction can be provided to assist students in their learning and in developing competencies for practice. Similarly, evaluation of employees provides information on their performance at varied points in time as a basis for judging their competence.
Evaluation extends beyond a test score or performance rating. Brookhart and Nitko (2019) defined evaluation as the process of making a value judgment about the worth or quality of a student’s performance or of products developed by students representing their learning. With evaluation, the teacher makes value judgments about learners: value is part of the word evaluation. Questions, such as “How well did the student perform?” and “Is the student competent in clinical practice?” are answered by the evaluation process. The teacher collects and analyzes data about the student’s performance, then makes a value judgment about the quality of that performance.
In terms of educational programs, evaluation includes collecting information prior to developing the program, during the process of program development to provide a basis for ongoing revision, and after implementing the program to determine its effectiveness. With program evaluation, faculty members collect data about their students, alumni, curriculum, and other dimensions of the program for the purposes of documenting the program outcomes, judging the quality of the program, and making sound decisions about curriculum revision. As educators measure outcomes for accreditation and evaluate their courses and curricula, they are engaging in program 9evaluation. Although many of the concepts described in this book are applicable to program evaluation, the focus instead is on evaluating learners, including students in all types and levels of nursing programs and nurses in healthcare settings. The term students is used broadly to reflect both of these groups of learners.
Formative Evaluation
Evaluation fulfills two major roles: It is both formative and summative. Formative evaluation judges students’ progress in meeting the desired outcomes and developing clinical competencies. With formative evaluation, the teacher judges the quality of the achievement while students are still in the process of learning (Brookhart & Nitko, 2019). Formative evaluation occurs throughout the instructional process and provides feedback for determining where further learning is needed.
With formative evaluation, the teacher assesses student learning and performance, gives students prompt and specific feedback about the knowledge and skills that still need to be acquired, and plans further instruction to enable students to fill their gaps in learning. Considering that formative evaluation is diagnostic, it typically is not graded. The purpose of formative evaluation is to determine where further learning is needed. In the classroom, formative information may be collected by teacher observation and questioning of students, diagnostic quizzes, small-group activities, written assignments, and other activities that students complete in and out of class. These same types of strategies can be used to assess student learning in online courses.
In clinical practice and other practice environments, such as simulation and skills laboratories, formative evaluation is an integral part of the instructional process. The teacher continually makes observations of students as they learn to provide patient care and develop their competencies, questions them about their understanding and decisions, discusses these observations and judgments with them, and guides them in how to improve performance. With formative evaluation, the teacher gives feedback to learners about their progress in achieving the outcomes of practice and how they can further develop their knowledge and competencies.
Summative Evaluation
Summative evaluation, on the other hand, is end-of-instruction evaluation designed to determine what the student has learned. With summative evaluation, the teacher judges the quality of the student’s achievement in the course, not the progress of the learner in meeting the outcomes. Although formative evaluation occurs on a continual basis throughout the learning experience, summative evaluation is conducted on a periodic basis, for instance, every few weeks or at the midterm and final evaluation periods. This type of evaluation is “final” in nature and serves as a basis for grading and other high-stakes decisions.
10Summative evaluation typically judges broader content areas and competencies than formative evaluation. Strategies used commonly for summative evaluation in the classroom and online courses are tests, papers, other assignments, and projects. In clinical practice, rating scales, written assignments, e-portfolios, projects completed about clinical experiences, and objective structured clinical examinations (OSCEs) may be used. Another strategy for summative evaluation is simulation, which can be used to assess students’ decisions, skills, communication, teamwork, and other competencies.
Both formative and summative evaluation are essential components of most nursing courses. However, because formative evaluation represents feedback to learners with the goal of improving learning, it should be the major part of any nursing course. By providing feedback on a continual basis and linking that feedback with further instruction, the teacher can assist students in developing the knowledge and skills they lack.
Evaluation and Instruction
Figure 1.1 demonstrates the relationship between evaluation and instruction. The intended learning outcomes are the knowledge, skills, and competencies students are to achieve. Following assessment to determine gaps in learning and performance, the teacher selects teaching strategies and plans clinical activities to meet those needs. This phase of the instructional process includes developing a plan for learning, selecting learning activities, and teaching learners in varied settings.