A police department released the numbers of calls for the different days of the week during the month of October, as shown in the table to the right. Use a 0.01 significance level to test the claim that the different days of the week have the same frequencies of police calls. What is the fundamental error with this analysis? Day Sun Mon Tues Wed Thurs Fri Sat Frequency 159 206 230 245 179 210 234 Determine the null and alternative hypotheses. H0: ▼ At least one day has a different frequency of calls than the other days. At least two days have a different frequency of calls than the other days. Police calls occur with the same frequency on the different days of the week. Police calls occur with all different frequencies on the different days of the week. H1: ▼ At least one day has a different frequency of calls than the other days. Police calls occur with the same frequency on the different days of the week. At least two days have a different frequency of calls than the other days. Police calls occur with all different frequencies on the different days of the week. Calculate the test statistic, χ2. χ2=nothing (Round to three decimal places as needed.) Calculate the P-value. P-value=nothing (Round to four decimal places as needed.) What is the conclusion for this hypothesis test? A. Reject H0. There is insufficient evidence to warrant rejection of the claim that the different days of the week have the same frequencies of police calls. B. Fail to reject H0. There is sufficient evidence to warrant rejection of the claim that the different days of the week have the same frequencies of police calls. C. Fail to reject H0. There is insufficient evidence to warrant rejection of the claim that the different days of the week have the same frequencies of police calls. D. Reject H0. There is sufficient evidence to warrant rejection of the claim that the different days of the week have the same frequencies of police calls
A police department released the numbers of calls for the different days of the week during the month of October, as shown in the table to the right. Use a 0.01 significance level to test the claim that the different days of the week have the same frequencies of police calls. What is the fundamental error with this analysis? Day Sun Mon Tues Wed Thurs Fri Sat Frequency 159 206 230 245 179 210 234 Determine the null and alternative hypotheses. H0: ▼ At least one day has a different frequency of calls than the other days. At least two days have a different frequency of calls than the other days. Police calls occur with the same frequency on the different days of the week. Police calls occur with all different frequencies on the different days of the week. H1: ▼ At least one day has a different frequency of calls than the other days. Police calls occur with the same frequency on the different days of the week. At least two days have a different frequency of calls than the other days. Police calls occur with all different frequencies on the different days of the week. Calculate the test statistic, χ2. χ2=nothing (Round to three decimal places as needed.) Calculate the P-value. P-value=nothing (Round to four decimal places as needed.) What is the conclusion for this hypothesis test? A. Reject H0. There is insufficient evidence to warrant rejection of the claim that the different days of the week have the same frequencies of police calls. B. Fail to reject H0. There is sufficient evidence to warrant rejection of the claim that the different days of the week have the same frequencies of police calls. C. Fail to reject H0. There is insufficient evidence to warrant rejection of the claim that the different days of the week have the same frequencies of police calls. D. Reject H0. There is sufficient evidence to warrant rejection of the claim that the different days of the week have the same frequencies of police calls
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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Question
A police department released the numbers of calls for the different days of the week during the month of October, as shown in the table to the right. Use a
0.01
significance level to test the claim that the different days of the week have the same frequencies of police calls. What is the fundamental error with this analysis?
Day
|
Sun
|
Mon
|
Tues
|
Wed
|
Thurs
|
Fri
|
Sat
|
|
---|---|---|---|---|---|---|---|---|
Frequency
|
159
|
206
|
230
|
245
|
179
|
210
|
234
|
|
Determine the null and alternative hypotheses.
H0:
▼
At least one day has a different frequency of calls than the other days.
At least two days have a different frequency of calls than the other days.
Police calls occur with the same frequency on the different days of the week.
Police calls occur with all different frequencies on the different days of the week.
H1:
▼
At least one day has a different frequency of calls than the other days.
Police calls occur with the same frequency on the different days of the week.
At least two days have a different frequency of calls than the other days.
Police calls occur with all different frequencies on the different days of the week.
Calculate the test statistic,
χ2.
χ2=nothing
(Round to three decimal places as needed.)Calculate the P-value.
P-value=nothing
(Round to four decimal places as needed.)What is the conclusion for this hypothesis test?
Reject
H0.
There is
insufficient
evidence to warrant rejection of the claim that the different days of the week have the same frequencies of police calls.Fail to reject
H0.
There is
sufficient
evidence to warrant rejection of the claim that the different days of the week have the same frequencies of police calls.Fail to reject
H0.
There is
insufficient
evidence to warrant rejection of the claim that the different days of the week have the same frequencies of police calls.Reject
H0.
There is
sufficient
evidence to warrant rejection of the claim that the different days of the week have the same frequencies of police calls.What is the fundamental error with this analysis?
Because October has 31 days, one of the days of the week occur more often than the other days of the week.
Because October has 31 days, three of the days of the week occur more often than the other days of the week.
Because October has 31 days, each day of the week occurs the same number of times as the other days of the week.
Because October has 31 days, two of the days of the week occur more often than the other days of the week.
Click to select your answer(s).
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