
Chapter 14
548
(1) Develop a regression model to predict sales from the
number of video clips shown.
(2) Calculate the coeffi cient of determination and
interpret it.
(3) Calculate the standard error of the estimate.
2. The HR manager of a multinational company wants to
determine the relationship between experience and income
of employees. The following data are collected from 14
randomly selected employees.
Employees Experience
(in years)
Income
(in thousand rupees)
1 2 30
2 4 40
3 5 45
4 6 35
5 7 50
6 8 60
7 9 70
8 10 65
9 12 60
10 13 55
11 14 75
12 15 80
13 16 85
14 18 75
(1) Develop a regression model to predict income based
on the years of ...