#11 A) What is the P-value ? B) Do we reject or do not reject the null?C) Is there enough evidence to support or reject the claim?

A teacher would like to determine if quiz scores improve after completion of a worksheet. The students take a pre-quiz before the worksheet and then another quiz after the worksheet. Assume quiz scores are normally distributed. The grades for each quiz are given below. Use a significance level of a = 0.05. Scores. Paired Two-Sample Means, Group 1 is the pre-quiz and group 2 is the post-quiz: Pre-Quiz Scores