An instructor asked a random sample of eight students to record their study times in a beginning calculus course. She then made a table for total hours studied (x) over 2 weeks and test score (y) at the end of the 2 weeks. Here are the results. Use the information to complete parts (a) through (g). x 10 15 12 20 8 16 14 22 y 92 81 84 75 85 80 84 81 a. Find the regression equation for the data points. y=enter your response here+enter your response herex (Round to three decimal places as needed.)
An instructor asked a random sample of eight students to record their study times in a beginning calculus course. She then made a table for total hours studied (x) over 2 weeks and test score (y) at the end of the 2 weeks. Here are the results. Use the information to complete parts (a) through (g). x 10 15 12 20 8 16 14 22 y 92 81 84 75 85 80 84 81 a. Find the regression equation for the data points. y=enter your response here+enter your response herex (Round to three decimal places as needed.)
Chapter3: Polynomial Functions
Section: Chapter Questions
Problem 18T
Related questions
Question
An instructor asked a random sample of eight students to record their study times in a beginning calculus course. She then made a table for total hours studied (x) over 2 weeks and test score (y) at the end of the 2 weeks. Here are the results. Use the information to complete parts (a) through (g).
|
x
|
10
|
15
|
12
|
20
|
8
|
16
|
14
|
22
|
|
|---|---|---|---|---|---|---|---|---|---|
|
y
|
92
|
81
|
84
|
75
|
85
|
80
|
84
|
81
|
|
a. Find the regression equation for the data points.
y=enter your response here+enter your response herex
(Round to three decimal places as needed.)
Expert Solution
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
This is a popular solution!
Trending now
This is a popular solution!
Step by step
Solved in 3 steps with 9 images
Recommended textbooks for you
Calculus For The Life Sciences
Calculus
ISBN:
9780321964038
Author:
GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:
Pearson Addison Wesley,
Calculus For The Life Sciences
Calculus
ISBN:
9780321964038
Author:
GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:
Pearson Addison Wesley,
Glencoe Algebra 1, Student Edition, 9780079039897…
Algebra
ISBN:
9780079039897
Author:
Carter
Publisher:
McGraw Hill
Algebra & Trigonometry with Analytic Geometry
Algebra
ISBN:
9781133382119
Author:
Swokowski
Publisher:
Cengage
Functions and Change: A Modeling Approach to Coll…
Algebra
ISBN:
9781337111348
Author:
Bruce Crauder, Benny Evans, Alan Noell
Publisher:
Cengage Learning