3.Why are repeated scores on most variables always different
from one another?
5.What is the difference between continuous and discrete
variables?
6.What are some reasons why we use tests?
7.What are some advantages and disadvantages to using multiple
choice questions?
8.Describe the basic procedure involved in setting up to
conduct an item analysis.
9.Why is it important to be unobtrusive when observing
behavior?
10.What are the five basic assumptions when using a
questionnaire?
11.What makes a good questionnaire?
12.Discuss the characteristics of a good cover letter and why
it is helpful to have one.
13.What is a measure of central tendency?
14.Why isn’t the range the best measure of variability?
15.What is the difference between the mean, median, and mode?
16.Give an example of when you would use the median as the
measure of central tendency.
17.Why is the sum of the deviation about the mean always 0?
18.What are some characteristics of a normal curve?
19.Why should we use standard scores instead of raw scores?
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