Researchers have often noted increases in nonviolent crime during the warm weather months. Over the past 30 years, a particular precinct has noted an average of u = 14 nonviolent crimes during the summer months. Assume the distribution is nearly normal with o = 3. For a sample of n = 4 weeks in which the daily temperature was extremely hot, the weekly average of non-violent crimes was M = 17.25. %3D g. Is there a significant difference in the number of non-violent crimes during hot weather

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7. Conduct a complete hypothesis test:
Researchers have often noted increases in nonviolent crime during the warm weather
months. Over the past 30 years, a particular precinct has noted an average of u = 14
nonviolent crimes during the summer months. Assume the distribution is nearly normal with
o = 3. For a sample of n
weekly average of non-violent crimes was M = 17.25.
%3D
= 4 weeks in which the daily temperature was extremely hot, the
g. Is there a significant difference in the number of non-violent crimes during hot weather
days compared to typical days? Test at the alpha = .05 level.
h. Compute Cohen's d.
i. Give a full APA summary of your findings.
Transcribed Image Text:7. Conduct a complete hypothesis test: Researchers have often noted increases in nonviolent crime during the warm weather months. Over the past 30 years, a particular precinct has noted an average of u = 14 nonviolent crimes during the summer months. Assume the distribution is nearly normal with o = 3. For a sample of n weekly average of non-violent crimes was M = 17.25. %3D = 4 weeks in which the daily temperature was extremely hot, the g. Is there a significant difference in the number of non-violent crimes during hot weather days compared to typical days? Test at the alpha = .05 level. h. Compute Cohen's d. i. Give a full APA summary of your findings.
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