1 Consider the following information 1 We know that ACT scor

1. Consider the following information:

1. We know that ACT scores are normally distributed with a mean of 21 and a SD of 5.

2. We know that First-year GPA is normally distributed with a mean of 2.5 and a SD of 0.5.

3. WE know that the correlation between ACT and First-year GPA is r = +0.40.

4. We know that Mr. Big scored a 21 on his ACT score.

Question: Based on the above information, what would we predict Mr. Big\'s first-year GPA to be?

Solution

what would we predict Mr. Big\'s first-year GPA to be

will be 2.5 because is the most predicted value in the infomration