Explore BrainMass

# Statistical Reasoning

Not what you're looking for? Search our solutions OR ask your own Custom question.

This content was COPIED from BrainMass.com - View the original, and get the already-completed solution here!

A test of statistical reasoning is given to 10 students before and after an elementary statistics course. At V = 0.05, test the claim that the mean score is not affected by the course. Assume the students are randomly selected from normally distributed populations.

BEFORE: 74 83 75 88 84 63 93 84 91 77
AFTER: 73 77 70 77 74 67 95 83 84 75

Please explain by using the traditional methods for testing hypotheses and showing the results of all steps in the process.

Â© BrainMass Inc. brainmass.com December 24, 2021, 4:42 pm ad1c9bdddf
https://brainmass.com/statistics/hypothesis-testing/statistical-reasoning-3126

#### Solution Summary

The solution addresses a test of statistical reasoning is given to 10 students before and after an elementary statistics course. At V = 0.05, test the claim that the mean score is not affected by the course. Assume the students are randomly selected from normally distributed populations.

BEFORE: 74 83 75 88 84 63 93 84 91 77
AFTER: 73 77 70 77 74 67 95 83 84 75

\$2.49