1. A) In a regression analysis, if SSE = 900 and SSR = 300, find the coefficient of determination. a)0.250 b) 0.500 c) 0.750 d) 0.900 B) In a regression analysis, if SST = 4,500 and SSR = 2,565, then the correlation coefficient could be a) 0.43 or −0.43. b) 0.57 or −0.57. c) 0.755 or −0.755. d) 1. C) If the coefficient of determination is 0.60, find the percentage of variation in the dependent variable explained by the variation in the independent variable. a) 0.60% b) 0.7746% c) 60% d) 77.46%
1. A) In a regression analysis, if SSE = 900 and SSR = 300, find the coefficient of determination. a)0.250 b) 0.500 c) 0.750 d) 0.900 B) In a regression analysis, if SST = 4,500 and SSR = 2,565, then the correlation coefficient could be a) 0.43 or −0.43. b) 0.57 or −0.57. c) 0.755 or −0.755. d) 1. C) If the coefficient of determination is 0.60, find the percentage of variation in the dependent variable explained by the variation in the independent variable. a) 0.60% b) 0.7746% c) 60% d) 77.46%
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section4.6: Regression And Median-fit Lines
Problem 4PPS
Related questions
Concept explainers
Equations and Inequations
Equations and inequalities describe the relationship between two mathematical expressions.
Linear Functions
A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.
Question
1.
A) In a
a)0.250
b) 0.500
c) 0.750
d) 0.900
B) In a regression analysis, if SST = 4,500 and SSR = 2,565, then the
a) 0.43 or −0.43.
b) 0.57 or −0.57.
c) 0.755 or −0.755.
d) 1.
C)
If the coefficient of determination is 0.60, find the percentage of variation in the dependent variable explained by the variation in the independent variable.
a) 0.60%
b) 0.7746%
c) 60%
d) 77.46%
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 4 images
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, statistics and related others by exploring similar questions and additional content below.Recommended textbooks for you
Glencoe Algebra 1, Student Edition, 9780079039897…
Algebra
ISBN:
9780079039897
Author:
Carter
Publisher:
McGraw Hill
Big Ideas Math A Bridge To Success Algebra 1: Stu…
Algebra
ISBN:
9781680331141
Author:
HOUGHTON MIFFLIN HARCOURT
Publisher:
Houghton Mifflin Harcourt
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
Big Ideas Math A Bridge To Success Algebra 1: Stu…
Algebra
ISBN:
9781680331141
Author:
HOUGHTON MIFFLIN HARCOURT
Publisher:
Houghton Mifflin Harcourt
Calculus For The Life Sciences
Calculus
ISBN:
9780321964038
Author:
GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:
Pearson Addison Wesley,
Functions and Change: A Modeling Approach to Coll…
Algebra
ISBN:
9781337111348
Author:
Bruce Crauder, Benny Evans, Alan Noell
Publisher:
Cengage Learning