a. Calculate the population mean monthly salary, µ. There are 15 possible samples of size 4 from the population of six officers. They are listed in the first column of the following table. Sample Salaries А, В, С, D 8, 12, 16, 20 14 А, В, С, Е 8, 12, 16, 24 15 А, В, С, F 8, 12, 16, 28 16 8, 12, 20, 24 8, 12, 20, 28 А, В, D, E 16 A, B, D, F А, В, Е, F А, С, D, E A, C, D, F А, С, Е, F 17 8, 12, 24, 28 18 A, D, E, F В, С, D, E В, С, D, F В, С, Е, F B, D, E, F C, D, E, F b. Complete the second and third columns of the table. c. Complete the dotplot for the sampling distribution of the sample mean for samples of size 4. Locate the population mean on the graph.
a. Calculate the population mean monthly salary, µ. There are 15 possible samples of size 4 from the population of six officers. They are listed in the first column of the following table. Sample Salaries А, В, С, D 8, 12, 16, 20 14 А, В, С, Е 8, 12, 16, 24 15 А, В, С, F 8, 12, 16, 28 16 8, 12, 20, 24 8, 12, 20, 28 А, В, D, E 16 A, B, D, F А, В, Е, F А, С, D, E A, C, D, F А, С, Е, F 17 8, 12, 24, 28 18 A, D, E, F В, С, D, E В, С, D, F В, С, Е, F B, D, E, F C, D, E, F b. Complete the second and third columns of the table. c. Complete the dotplot for the sampling distribution of the sample mean for samples of size 4. Locate the population mean on the graph.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:a. Calculate the population mean monthly salary, µ.
There are 15 possible samples of size 4 from the population of six
officers. They are listed in the first column of the following table.
Sample
Salaries
А, В, С, D
8, 12, 16, 20
14
А, В, С, Е
8, 12, 16, 24
15
А, В, С, F
8, 12, 16, 28
16
A, B, D, E
8, 12, 20, 24
8, 12, 20, 28
8, 12, 24, 28
16
А, В, D, F
А, В, Е, F
A, C, D, E
17
18
A, C, D, F
А, С, Е, F
A, D, E, F
В, С, D, E
В, С, D, F
В, С, Е, F
B, D, E, F
C, D, E, F
b. Complete the second and third columns of the table.
c. Complete the dotplot for the sampling distribution of the sample
mean for samples of size 4. Locate the population mean on the
graph.
14
15
16
17
18
19
20
21
22
d. Obtain the probability that the mean salary of a random sample of
four officers will be within 1 (i.e., $1000) of the population mean.
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