This document defines rating scales as tools that can evaluate the quality and degree of behavior exhibited by students. It notes that rating scales involve value judgements and are commonly used for structured observations. The document outlines four types of rating scales - descriptive, numerical, graphical, and comparative - and provides examples of each type. It also lists the uses, advantages, and one disadvantage of rating scales.

1. RATING SCALE

2. Definition
 Rating scales can help to evaluate the quality of
the behaviour of one student or many students.
 It also measure the degree to which the student
exhibits a specified behaviour.

3. Characteristics
 These are the value judgements about
attributes of one person by another person.
 These are the most commonly used tools to
carry out structured observations.
 These are generally developed to make
qualitative attributes.
 Provide more flexibility to judge the level of
performance.

4. Uses
1. Gain relative information about a particular
subject.
2. Compare & analyse data.
3. Measure one important product / service
element.

5. Types
1. Descriptive Rating Scale
2. Numerical Rating Scale
3. Graphical Rating Scale
4. Comparative Rating Scale

6. Descriptive Rating Scale
Each answer option is elaborately explained
for the respondents.
Excellent
Good
Average
Below Average
Poor

7. Numerical Rating Scale
It has numbers as answer options and not each
number corresponds to a characteristics or
meaning.

9. Graphical Rating Scale
A straight line may be represented by
descriptive phrases at various points.
To rate the subject for a particular trait a check
mark is made at the particular point.

11. Comparative Rating Scale
It expects respondents to answer a particular
question in terms of comparison.

13. Advantages
1. Easy to administer and score.
2. Its easy to make & less time consuming.
3. Easily used for large group.
4. Also used for quantitative methods.
5. May also be used for assessment of interest,
attitude, personal characteristics.
6. Used to evaluate performance & skills.

14. Disadvantages
1. Difficult to fix up rate.
2. Chances for subjective evaluation,
thus the scales may become
unscientific.