Exercise

Pop quiz!

You are interested in the effect of training on a particular test of performance. You take a group of 100 people and find that the group had an average gain in performance of 10 points after training compared to before training. Additionally, you find that the standard error of the individual differences is equal to 5. What is the value of the t-statistic?

Instructions

50 XP

Possible answers

1

20

2

There is not enough information to answer the question.