Use a 0.05 level of significance to determine whether there is a significant difference between the winter and summer months in terms of the number of crime reports. State the null and alternative hypotheses.
Use a 0.05 level of significance to determine whether there is a significant difference between the winter and summer months in terms of the number of crime reports. State the null and alternative hypotheses.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
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Transcribed Image Text:Use a 0.05 level of significance to determine whether there is a significant difference between the winter and summer months in terms of the number of crime reports.
State the null and alternative hypotheses.
Median number of daily crime reports for winter
O Ho
Median number of daily crime reports for summer 2 0
: Median number of daily crime reports for winter-
Median number of daily crime reports for summer < 0
O H: Median number of daily crime reports for winter - Median number of daily crime reports for summer s 0
: Median number of daily crime reports for winter - Median number of daily crime reports for summer > 0
O Hot The two populations of daily crime reports are identical.
H The two populations of daily crime reports are not identical.
O H The two populations of daily crime reports are not identical.
The two populations of daily crime reports are identical.
O H: Median number of daily crime reports for winter
Median number of daily crime reports for summer < 0
H
* Median number of daily crime reports for winter
Median number of daily crime reports for sunmmer = 0
Find the value of the test statistic.
= M
Find the p-value. (Round your answer to four decimal places.)
p-value =
What is your conclusion?
O Do not reject H. There is not sufficient evidence to conclude that there is a significant difference between the winter and summer months in terms of the number of crime repe
Reject H There is sufficient evidence to conclude that there is a significant difference between the winter and summer months in terms of the number of crime reports.
O Do not reject H. There is sufficient evidence to conclude that there is a significant difference between the winter and summer months in terms of the number of crime reports.
O Reject Ho, There is not sufficient evidence to conclude that there is a significant difference between the winter and summer months in terms of the number of crime reports.

Transcribed Image Text:Police records show the following numbers of daily crime reports for a sample of days during the winter months and a samnple of days during the summer months.
Winter
Summer
17
27
20
17
15
21
16
33
22
17
20
29
13
24
16
37
19
27
20
17
Use a 0.05 level of significance to determine whether there is a significant difference between the winter and summer months in terms of the number of crime reports.
State the null and alternative hypotheses.
O H: Median number of daily crime reports for winter
Median number of daily crime reports for summer 2 0
H Median number of daily crime reports for winter
Median number of daily crime reports for summer < 0
O H Median number of daily crime reports for winter - Median number of daily crime reports for summer 30
H Median number of daily crime reports for winter
Median number of daily crime reports for summer > 0
O Ho: The two populations of daily crime reports are identical.
H The two populations of daily crime reports are not identical.
The two populations of daily crime reports are not identical.
O Ho
: The two populations of daily crime reports are identical.
O H Median number of daily crime reports for winter-
Median number of daily crime reports for summer < 0
H Median number of daily crime reports for winter
Median number of daily crime reports for summer = 0
Find the value of the test statistic.
W 3=
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