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. 2 3 | 4 5 6 7 8 9 Employee 1 10 Age 30 50 40 55 30 28 60 25 30 45 Sick Days 7 4 3 2 10 8 5 2 Copy Data The estimated regression line and the standard error are given. Sick Days = 14.310162 – 0.2369( Age ) Se = 1.682207 Find the 95 % confidence interval for the average number of sick days an employee will take per year, given the employee is 26. Round your answer to two decimal places.
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. 2 3 | 4 5 6 7 8 9 Employee 1 10 Age 30 50 40 55 30 28 60 25 30 45 Sick Days 7 4 3 2 10 8 5 2 Copy Data The estimated regression line and the standard error are given. Sick Days = 14.310162 – 0.2369( Age ) Se = 1.682207 Find the 95 % confidence interval for the average number of sick days an employee will take per year, given the employee is 26. Round your answer to two decimal places.
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter3: Functions And Graphs
Section3.3: Lines
Problem 76E
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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
4
6 7 8
10
5
30 50 40
30 28
Age
55
60
25
30
45
Sick Days
7
4
3
9
10
8
5
2
Copy Data
The estimated regression line and the standard error are given.
Sick Days
14.310162 – 0.2369( Age
Se =
= 1.682207
Find the 95 % confidence interval for the average number of sick days an employee will take per year, given the employee is 26. Round your
answer to two decimal places.
2.
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