Saturday, May 11, 2013

Writing 10: Assessment and Evaluation


Assessment
Educational assessment is the process of documenting, usually in measurable terms, knowledge, skills, attitudes, and beliefs. Assessment can focus on the individual learner, the learning community (class, workshop, or other organized group of learners), the institution, or the educational system as a whole (also known as granularity).

Types
The term assessment is generally used to refer to all activities teachers use to help students learn and to gauge student progress.[2] Though the notion of assessment is generally more complicated than the following categories suggest, assessment is often divided for the sake of convenience using the following distinctions:
1.       initial, formative, and summative
2.       objective and subjective
3.       referencing (criterion-referenced, norm-referenced, and ipsative)
4.       informal and formal

Initial, formative and summative
Assessment is often divided into initial, formative, and summative categories for the purpose of considering different objectives for assessment practices.

Initial assessment - Also referred to as pre-assessment or diagnostic assessment, initial assessments are conducted prior to instruction or intervention to establish a baseline from which individual student growth can be measured.

Formative assessment - Formative assessment is generally carried out throughout a course or project. Formative assessment, also referred to as "educative assessment," is used to aid learning. In an educational setting, formative assessment might be a teacher (or peer) or the learner, providing feedback on a student's work and would not necessarily be used for grading purposes. Formative assessments can take the form of diagnostic, standardized tests.

Summative assessment - Summative assessment is generally carried out at the end of a course or project. In an educational setting, summative assessments are typically used to assign students a course grade. Summative assessments are evaluative.

Objective and subjective
Assessment (either summative or formative) is often categorized as either objective or subjective. Objective assessment is a form of questioning which has a single correct answer. Subjective assessment is a form of questioning which may have more than one correct answer (or more than one way of expressing the correct answer). There are various types of objective and subjective questions. Objective question types include true/false answers, multiple choice, multiple-response and matching questions. Subjective questions include extended-response questions and essays. Objective assessment is well suited to the increasingly popular computerized or online assessment format.

Norm-referenced, criterion-referenced and ipsative assessment

Norm-referenced assessment.
This is assessment that is based on comparing the relative performances of students, either by comparing the performances of individual students within the group being tested, or by comparing their performance with that of others of similar age, experience and background

Criterion-referenced assessment.
Here, the performance of students or trainees is assessed against pre-determined criteria, without regard to their performance relative to one another. Such assessment generally involves determining whether the student or trainee can carry out specific tasks or activities, within a particular situation or context, and to a set minimum standard

Ipsative assessment.
In this mode of assessment, a person's performance is compared with their own earlier performance, with a view to determining whether any improvement has been made, or any 'added value' brought about. Such assessment might involve setting a learner the same test prior to and after undertaking a course or unit thereof, keeping track of how a student's average percentage mark or overall grade average changes as they progress through an entire course, or seeing how an athlete's 'personal best' time, distance, etc improves with training.

Evaluation
Educational evaluation is the evaluation process of characterizing and appraising some aspect/s of an educational process.
There are two common purposes in educational evaluation which are, at times, in conflict with one another. Educational institutions usually require evaluation data to demonstrate effectiveness to funders and other stakeholders, and to provide a measure of performance for marketing purposes. Educational evaluation is also a professional activity that individual educators need to undertake if they intend to continuously review and enhance the learning they are endeavoring to facilitate.


Reference

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