The data in the chart shows the maximum and corresponding resting heart rate of a healthy 20-year old man. Fit a regression line to the data. Then find the coefficient of correlation. Finally, use the regression line to predict the maximum heart rate for a resting heart rate of 42, 57 and 78. resting 50 60 70 80 90 maximum 167 170 170 172 176 Choose the correct regression line. O B. y = 157.0x + 0.20 O A. y = 157.0 O C. y = 0.20x - 157.0 O D. y = 0.20x + 157.0 The coefficient of correlation rounded to 3 decimal places is Is the regression line a good fit? O Yes O No The predicted maximum heart rate for a resting heart rate of 42 is (Round to the nearest integer.) The predicted maximum heart rate for a resting heart rate of 57 is (Round to the nearest integer.)
The data in the chart shows the maximum and corresponding resting heart rate of a healthy 20-year old man. Fit a regression line to the data. Then find the coefficient of correlation. Finally, use the regression line to predict the maximum heart rate for a resting heart rate of 42, 57 and 78. resting 50 60 70 80 90 maximum 167 170 170 172 176 Choose the correct regression line. O B. y = 157.0x + 0.20 O A. y = 157.0 O C. y = 0.20x - 157.0 O D. y = 0.20x + 157.0 The coefficient of correlation rounded to 3 decimal places is Is the regression line a good fit? O Yes O No The predicted maximum heart rate for a resting heart rate of 42 is (Round to the nearest integer.) The predicted maximum heart rate for a resting heart rate of 57 is (Round to the nearest integer.)
Functions and Change: A Modeling Approach to College Algebra (MindTap Course List)
6th Edition
ISBN:9781337111348
Author:Bruce Crauder, Benny Evans, Alan Noell
Publisher:Bruce Crauder, Benny Evans, Alan Noell
Chapter3: Straight Lines And Linear Functions
Section3.CR: Chapter Review Exercises
Problem 15CR: Life Expectancy The following table shows the average life expectancy, in years, of a child born in...
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Transcribed Image Text:The data in the chart shows the maximum and corresponding resting heart rate of a healthy 20-year old man. Fit a regression line to the data. Then find the coefficient of correlation. Finally, use the regression line to
predict the maximum heart rate for a resting heart rate of 42, 57 and 78.
resting
50 60
70 80 90
maximum 167 170 170 172 176
Choose the corect regression line.
O A. y = 157.0
O B. y = 157.0x + 0.20
O D. y = 0.20x + 157.0
O C. y = 0.20x - 157.0
The coefficient of correlation rounded to 3 decimal places is
Is the regression line a good fit?
Yes
No
The predicted maximum heart rate for a resting heart rate of 42
is. (Round to the nearest integer.)
The predicted maximum heart rate for a resting heart rate of 57
the nearest integer.)
is. (Round
Next
80
ese
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