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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 22PFA
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The data show the chest size and weight of several bears. Find the regression equation, letting chest size be the independent (x) variable. Then find the best predicted
weight of a bear with a chest size of 41 inches. Is the result close to the actual weight of 153 pounds? Use a significance level of 0.05.
Chest size (inches)
Weight (pounds)
40
53
38
43
44
58
227
360
153
206
234
414
Click the icon to view the critical values of the Pearson correlation coefficient r.
What is the regression equation?
y + x (Round to one decimal place as needed)
What is the best predicted weight of a bear with a chest size of 41 inches?
The best predicted weight for a bear with a chest size of 41 inches is
(Round to one decimal place as needed.)
pounds.
Is the result close to the actual weight of 153 pounds?
O A. This result is exactly the same as the actual weight of the bear.
O B. This result is very close to the actual weight of the bear.
Transcribed Image Text:The data show the chest size and weight of several bears. Find the regression equation, letting chest size be the independent (x) variable. Then find the best predicted weight of a bear with a chest size of 41 inches. Is the result close to the actual weight of 153 pounds? Use a significance level of 0.05. Chest size (inches) Weight (pounds) 40 53 38 43 44 58 227 360 153 206 234 414 Click the icon to view the critical values of the Pearson correlation coefficient r. What is the regression equation? y + x (Round to one decimal place as needed) What is the best predicted weight of a bear with a chest size of 41 inches? The best predicted weight for a bear with a chest size of 41 inches is (Round to one decimal place as needed.) pounds. Is the result close to the actual weight of 153 pounds? O A. This result is exactly the same as the actual weight of the bear. O B. This result is very close to the actual weight of the bear.
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