Can someone please help me to solve the following question showing all work. 5.Students who enroll in a certain memory course are given a pre-testbefore the course begins. At the completion of the course, 6 students are randomly selected andgiven a post-test. Their scores are listed below:Student 1 2 356Before 938672 549265After 98 92 80 62 91 75(a) Construct a 95% confidence interval for the mean difference in the test scores.(b) Based on the confidence interval in (a), can we conclude that there is significant improve-ment in memory for the students who enroll in the memory course? Why?

The question is about testing based on confidence intervalGiven :Randomly selected no. of students (…

5. Students who enroll in a certain memory course are given a pre-test before the course begins. At the completion of the course, 6 students are randomly selected and given a post-test. Their scores are listed below: Student 1 2 3 4 5 6 Before 93 86 72 54 92 65 After 98 92 80 62 91 75 (a) Construct a 95% confidence interval for the mean difference in the test scores. (b) Based on the confidence interval in (a), can we conclude that there is significant improve- ment in memory for the students who enroll in the memory course? Why?

5. Students who enroll in a certain memory course are given a pre-test before the course begins. At the completion of the course, 6 students are randomly selected and given a post-test. Their scores are listed below: Student 1 2 3 4 5 6 Before 93 86 72 54 92 65 After 98 92 80 62 91 75 (a) Construct a 95% confidence interval for the mean difference in the test scores. (b) Based on the confidence interval in (a), can we conclude that there is significant improve- ment in memory for the students who enroll in the memory course? Why?

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018

18th Edition

ISBN:9780079039897

Author:Carter

Publisher:Carter

Chapter10: Statistics

Section10.3: Measures Of Spread

Problem 1GP

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