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A police chief in a small midwestern community feels that there has been an increase in arrests in the last five weeks c

Posted: Wed May 11, 2022 5:05 pm
by answerhappygod
A police chief in a small midwestern community feels that there
has been an increase in arrests in the last five weeks compared to
what they normally experienced (μ = 2 arrests per week). Utilizing
the given information, conduct a hypothesis test for a population
mean to determine if the police chief's hypothesis is correct. The
chief is willing to make a Type I error 5 times out of 100 (Hint:
use this to select your alpha level; use the data below).
A Police Chief In A Small Midwestern Community Feels That There Has Been An Increase In Arrests In The Last Five Weeks C 1
A Police Chief In A Small Midwestern Community Feels That There Has Been An Increase In Arrests In The Last Five Weeks C 1 (50.74 KiB) Viewed 27 times
Given the t critical value and the obtained t score, would you
reject or fail to reject the null hypothesis?
What is alpha level (α) of the hypothesis test of in the
study?
What is the critical value for the hypothesis test (use t or z
table)?
What is the obtained t(z) score for the hypothesis test?
What is degree of freedom (df) of this study?
(x – 7) (x - 2)2 Arrests are 2, 1, 6, 4, and 3 per each week. Week Arrests (x) 1 2 2 1 3 6 4 4 5 3