Researchers collected data on the numbers of hospital admissions resulting from motor vehicle crashes, and results are given below for Fridays on the 6th of a month and Fridays on the following 13th of the same month. Use a 0.05 significance level to test the claim that when the 13th day of a month falls on a Friday, the numbers of hospital admissions from motor vehicle crashes are not affected. Find the value of the test statistic. (Round to 3 decimal places) Find the P-value (Round to 3 decimal places) State the conclusion of the claim
Researchers collected data on the numbers of hospital admissions resulting from motor vehicle crashes, and results are given below for Fridays on the 6th of a month and Fridays on the following 13th of the same month. Use a 0.05 significance level to test the claim that when the 13th day of a month falls on a Friday, the numbers of hospital admissions from motor vehicle crashes are not affected. Find the value of the test statistic. (Round to 3 decimal places) Find the P-value (Round to 3 decimal places) State the conclusion of the claim
Elements Of Modern Algebra
8th Edition
ISBN:9781285463230
Author:Gilbert, Linda, Jimmie
Publisher:Gilbert, Linda, Jimmie
Chapter2: The Integers
Section2.7: Introduction To Coding Theory (optional)
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Researchers collected data on the numbers of hospital admissions resulting from motor vehicle crashes, and results are given below for Fridays on the 6th of a month and Fridays on the following 13th of the same month. Use a 0.05 significance level to test the claim that when the 13th day of a month falls on a Friday, the numbers of hospital admissions from motor vehicle crashes are not affected.
- Find the value of the test statistic. (Round to 3 decimal places)
- Find the P-value (Round to 3 decimal places)
- State the conclusion of the claim
Transcribed Image Text:Researchers collected data on the numbers of hospital admissions resulting from motor vehicle crashes, and results are given below for Fridays on the 6th of a month and Fridays on the following 13th of the same month. Use a 0.05
significance level to test the claim that when the 13th day of a month falls on a Friday, the numbers of hospital admissions from motor vehicle crashes are not affected.
Friday the 6th:
Friday the 13th:
9
7
11
11
3
14
14
14
10
5
12
What are the hypotheses for this test?
Let u, be the
mean of the differences
in the numbers of hospital admissions resulting from motor vehicle crashes for the population of all pairs of data.
Ho: H. = 0
H,: Ha * 0
Find the value of the test statistic.
t =
(Round to three decimal places as needed.)
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