Range restriction and meta-analyses

Which of the following studies is using range restriction (select all that apply)

To see if hours studied and degree class in one university are correlated, those that scored 60% or more are asked how many hours they studied.

Correct Incorrect Correct answer

To see if training time and race time are correlated, you measure and record both for the first 25 runners of a 10K race

Correct Incorrect Correct answer

To see if morning commute time and the weather are correlated, you record both data sets everyday for a year

Correct Incorrect Correct answer

Still thinking about range restriction – select the true statement

It strengthens conclusions because only relevant data is considered

Correct Incorrect Correct answer

It weakens conclusions because not all the data is taken into consideration

Correct Incorrect Correct answer

It always leads to a higher likelihood of a straight line

Correct Incorrect Correct answer

Thinking about meta analysis – define what meta-analysis is

This response will be awarded full points automatically, but it will be reviewed and possibly adjusted after submission.

Why are meta-analyses useful in testing?

This response will be awarded full points automatically, but it will be reviewed and possibly adjusted after submission.

Information