Answered step by step
Verified Expert Solution
Link Copied!

Question

1 Approved Answer

7 repost 7. (18 points) Consider the data obtained in a study on students' grade point average (GPA) and final scores of seven randomly selected

7 repost

image text in transcribed
7. (18 points) Consider the data obtained in a study on students' grade point average (GPA) and final scores of seven randomly selected students from a Statistics class. The data are shown here. (Data set: Final) Student GPA Number of Courses Final A 3.2 4 85 B 2.7 3 87 C 2.5 3 80 D 3.4 4 97 E 2.2 3 70 F 3.7 5 95 G 3.8 6 99 a) [3] Provide a description of the scatterplot for the two variables mentioned above. b) [4] Conduct a complete simple linear regression analysis of the relationship between the students' GPA and their final scores and write down the fitted least squares regression line to predict the GPA from the students' final scores. (in words) c) [4] Interprete the value of slope of the least squares line from (b). d) [4] Predict a student's GPA who got 82% on the final exam and interpret the corresponding 95% prediction interval. e) [3] Find the coefficient of the determination, and interpret the result. [3 marks]

Step by Step Solution

There are 3 Steps involved in it

Step: 1

blur-text-image

Get Instant Access to Expert-Tailored Solutions

See step-by-step solutions with expert insights and AI powered tools for academic success

Step: 2

blur-text-image

Step: 3

blur-text-image

Ace Your Homework with AI

Get the answers you need in no time with our AI-driven, step-by-step assistance

Get Started

Recommended Textbook for

Elementary Statistics A Step By Step Approach

Authors: Allan Bluman

11th Edition

1260360652, 978-1260360653

More Books

Students also viewed these Mathematics questions

Question

On what operating system kernel is Android built?

Answered: 1 week ago

Question

Always have the dignity of the other or others as a backdrop.

Answered: 1 week ago