## Question

2.

a.) What differentiates formative evaluation from summative evaluation?

b.) Define the terms validity and reliability. What is the difference between the two?

3.

a.) Differentiate between measurement and evaluation?

b.) Explain how an instructor can increase the level of objectivity when assessing student achievement through observation or performance.

4.

a.) In addition to written tests, what are other systematic means by which an instructor can assess student development?

b.) What differentiates criterion-referenced evaluation from norm-referenced evaluation?

5.

a.) How do tests provide a basis for grades and advancement?

b.) What are measures of central tendency?

6.

a.) What factors should an instructor consider when administering a performance test?

7. Find the mean, variance and standard deviation of the following samples scores.

a. 50, 20, 30, 50, 80

b. 105, 102, 103, 105, 108

c. 5, 2, 3, 5

8. Assuming the mean score of 500 students in a certain class is 150 and the standard deviation is 15, assuming that the scores are approximately normally distributed, estimate the proportion of students who scored

a) between 120 and 180

b) more than 180

9. Find the range, variance and standard deviation of the following 6 observations: 19, 20, 25, 29, 30, 35

10. The test scores of 30 students are given as follows:

30, 27, 24, 21, 18, 15, 12, 09, 03, 35,

27, 24, 21, 18, 15, 12, 09, 27, 24, 26,

21, 21, 21, 18, 15, 12, 21, 18, 15, 26

a) Prepare the tally and frequency table

b) Compute the mean or average score

c) Find the median

d) Find the mode

11. Use the data and information provided in Question 10 to evaluate the following:

a.) The variance

b.) The standard deviation

12. The scores in Mrs. Leonard’s algebra class were 55, 66, 40, 99, 92, 42, 47, 50, 82 and 72.

a.) Calculate the mean

b.) Calculate the variance

c.) Calculate the standard deviation

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