adrenning

This page lists questions and answers that were posted by visitors named adrenning.

Questions

The following questions were asked by visitors named adrenning.

A teacher gives 200 students a study guide for a test and the average score was 90 with a standard deviation of 6. She did not give the other 200 students a study guide and their average score was 70 with a standard deviation of 8. Find the critical value...
10 years ago

Answers

The following answers were posted by visitors named adrenning.