A researcher is trying to determine if cell phone usage affects health. The plot below shows the relationship between the number of minutes a day a subject spends on the phone and the number of days in a year the subject was sick. The linear regression output is shown below. Regression Statistics Multiple R R Square Adjusted R Square 0.16031 40 0.025699 -0.0091 Standard Error 21.09461 Observations 30 20 30 60 70 Daily cell phone usage (in minutes) R= 0.16031 What is the correlation between daily cell phone usage and number of sick days? Pick correlation Number of sick days per year
A researcher is trying to determine if cell phone usage affects health. The plot below shows the relationship between the number of minutes a day a subject spends on the phone and the number of days in a year the subject was sick. The linear regression output is shown below. Regression Statistics Multiple R R Square Adjusted R Square 0.16031 40 0.025699 -0.0091 Standard Error 21.09461 Observations 30 20 30 60 70 Daily cell phone usage (in minutes) R= 0.16031 What is the correlation between daily cell phone usage and number of sick days? Pick correlation Number of sick days per year
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section4.5: Correlation And Causation
Problem 2AGP
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