Write the full essay, following the instructions carefully….

Write the full essay, following the instructions carefully. Once you’ve finished and have proofread your work, submit.  Then, you will need to locate the work in the “Assignments” list, locate your text submission, and copy the text. Open a Word file and format the essay correctly in MLA. Once you’ve properly formatted the essay, give it a final glance for any minor edits. Then submit the final draft via the link provided. It will be scanned for AI-generated text and/or editing. Use of AI tools to develop any part of this assignment is strictly prohibited and will result, at minimum, of a zero on this assignment and could cause you to fail the course. 

A sample of n = 9 college students is used to evaluate the e…

A sample of n = 9 college students is used to evaluate the effectiveness of a new study skills workshop. Each student’s grade point average (GPA) is recorded for the semester before the workshop and for the semester after the workshop. The average GPA improved by MD = 0.60 points with s2 = 0.09. The researcher would like to use the sample to estimate how much effect the workshop would have for the entire college population. Which of the following is the 80% confidence interval for these data?