Question

For the following question(s): A school counselor claims that he has developed a technique to reduce prestudying procrastination in students. He has students time their procrastination for a week and uses this as a pretest (before) indicator of procrastination. Students then attend a workshop in which they are instructed to do a specific warming-up exercise for studying by focusing on a pleasant activity. For the next week, students again time their procrastination. The counselor then uses the time from this week as the posttest (after) measure.

7. Suppose the counselor wants to examine w

Answer 1

7. Suppose the counselor wants to examine whether there is a change of any kind (either an increase or decrease) in procrastination after attending his workshop. What would be the appropriate description of “Population 2” (the population to which the population his sample represents is being compared)?
A) People whose posttest scores will be lower than their pretest scores
B) People whose change scores will be greater than 0
C) People whose change scores will be 0
D) People whose change scores will be less than their pretest scores

Answer 2

@iambatman

Answer 3

@YanaSidlinskiy

Answer 4

@campbell_st

Answer 5

well given that the are looking for positive and negative change... I'd expect the answer would be to look at the non zero scores...

Answer 6

I thought that greater than zero would be the actual measure of the score from zero... rather than the direction of the score...

But I'm far from an expert in this area of statistics

Answer 7

I'm not sure about this one..I am not good in statistics, but I would definitely agree with campbell!:)

Answer 8

So b?

Answer 9

well its my best guess without a lot of confidence... sorry