I just need help with C please !!
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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I just need help with C please !!
Transcribed Image Text:1
Question 6:
2
The president of a bank believes that the variance of the deposits of suburban customers is more than the variance of
city customers. Below you are given the results of samples taken from suburban and city customers. Use a = .05.
a) State the null and alternate hypotheses.
3
4
b) What is the value of the test statistic?
c) What is the critical value of the test (using a =
d) Find the p-value of the test.
e) What is your conclusion? Explain it in the context of the problem.
5
.05)?
7
8
10
Suburban
City Customers
11
Customers
12 Sample size
21
19
13 Standard deviation
$150
$90
14
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