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Author Question: A researcher is interested in whether the weather affects the number of muggings that occur in a ... (Read 581 times)

NguyenJ

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Reply #10 on: Jun 15, 2020
A researcher is interested in whether the weather affects the number of muggings
that occur in a city park. To study this question, he records the number of
muggings that are reported to the police in a city park on three extremely hot
summer days, three warm spring days, and on three cold winter days.





Calculate the mean square between groups
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af

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Reply #11 on: Jun 15, 2020



mia

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Reply #12 on: Jun 15, 2020
A researcher is interested in whether the weather affects the number of muggings
that occur in a city park. To study this question, he records the number of
muggings that are reported to the police in a city park on three extremely hot
summer days, three warm spring days, and on three cold winter days.





Calculate the mean square within groups


debra928

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Reply #13 on: Jun 15, 2020




meagbuch

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Reply #14 on: Jun 15, 2020
A researcher is interested in whether the weather affects the number of muggings
that occur in a city park. To study this question, he records the number of
muggings that are reported to the police in a city park on three extremely hot
summer days, three warm spring days, and on three cold winter days.





Calculate the F ratio.


yifu223

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Reply #15 on: Jun 15, 2020




sheilaspns

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Reply #16 on: Jun 15, 2020
A researcher is interested in whether the weather affects the number of muggings
that occur in a city park. To study this question, he records the number of
muggings that are reported to the police in a city park on three extremely hot
summer days, three warm spring days, and on three cold winter days.





Are your results statistically significant, and if so, at what level?


Pswine

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Reply #17 on: Jun 15, 2020
Significant at the .05 level


tichca

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Reply #18 on: Jun 15, 2020
A researcher is interested in whether the weather affects the number of muggings
that occur in a city park. To study this question, he records the number of
muggings that are reported to the police in a city park on three extremely hot
summer days, three warm spring days, and on three cold winter days.





What are your conclusions about the null hypothesis?


choc0chan

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Reply #19 on: Jun 15, 2020
The null hypothesis is rejected. It appears there is a relationship between type of
temperature and the number of muggings in the population.


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