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The personnel director of a large hospital is interested in determining the relationship (if any) between an employee's age and the number of sick day takes per year. The director randomly selects ten employees and records their age and the number of sick days which they took in the previous year. Employee 1 2 3 4 5 50 40 55 Age 30 30 Sick Days 7 4 3 2 9 Copy Data The estimated regression line and the standard error are given. 9 10 60 25 30 45 0 8 5 2 16833207 6 7 8 28 10 Sick Days = 14.310162 - 0.2369(Age)

The personnel director of a large hospital is interested in determining the relationship (if any) between an employee's age and the number of sick day takes per year. The director randomly selects ten employees and records their age and the number of sick days which they took in the previous year. Employee 1 2 3 4 5 50 40 55 Age 30 30 Sick Days 7 4 3 2 9 Copy Data The estimated regression line and the standard error are given. 9 10 60 25 30 45 0 8 5 2 16833207 6 7 8 28 10 Sick Days = 14.310162 - 0.2369(Age)

Linear Algebra: A Modern Introduction
Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter7: Distance And Approximation
Section7.3: Least Squares Approximation
Problem 31EQ
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The personnel director of a large hospital is interested in determining the relationship (if any) between an employee's age and the number of sick days the employee takes per year. The director randomly selects ten employees and records their age and the number of sick days which they took in the previous year. Employee 1 2 3 4 5 Age 30 50 40 55 30 Sick Days 7 4 3 2 9 Copy Data The estimated regression line and the standard error are given. 6 7 8 28 10 9 10 60 25 30 45 0 8 5 2 Sick Days 14.310162 - 0.2369 369 (Age) Se= 1.682207 Find the 99 % confidence interval for the average number of sick days an employee will take per year, given the employee is 39. Round your answer to two decimal places.
Transcribed Image Text:The personnel director of a large hospital is interested in determining the relationship (if any) between an employee's age and the number of sick days the employee takes per year. The director randomly selects ten employees and records their age and the number of sick days which they took in the previous year. Employee 1 2 3 4 5 Age 30 50 40 55 30 Sick Days 7 4 3 2 9 Copy Data The estimated regression line and the standard error are given. 6 7 8 28 10 9 10 60 25 30 45 0 8 5 2 Sick Days 14.310162 - 0.2369 369 (Age) Se= 1.682207 Find the 99 % confidence interval for the average number of sick days an employee will take per year, given the employee is 39. Round your answer to two decimal places.
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