A bicycle safety organization claims that fatal bicycle accidents are uniformly distributed throughout the week. The table on the right shows the day of the week for which 785 randomly selected fatal bicycle accidents occurred. At α=0.10​, can you reject the claim that the distribution is​ uniform? Complete parts a through d below.   Day ​ Frequency, f   Sunday 108 Monday 112 Tuesday 104 Wednesday 110 Thursday 121 Friday 106 Saturday   State H0 and Ha and identify the claim. H0​: The distribution of the number of homicide crimes by season Ha​: The distribution of the number of homicide crimes by season   Calculate the test statistic. χ2=     Round to three decimal places as​ needed   Determine the​ P-value. ​P-value    ​(Round to three decimal places as​ needed.)   Decide whether to reject or fail to reject the null hypothesis and interpret the decision in the context of the original claim.  There  enough evidence at the ​% level of significance to reject the claim that the distribution of the number of homicide crimes by season

Big Ideas Math A Bridge To Success Algebra 1: Student Edition 2015
1st Edition
ISBN:9781680331141
Author:HOUGHTON MIFFLIN HARCOURT
Publisher:HOUGHTON MIFFLIN HARCOURT
Chapter9: Solving Quadratic Functions
Section: Chapter Questions
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A bicycle safety organization claims that fatal bicycle accidents are uniformly distributed throughout the week. The table on the right shows the day of the week for which
785
randomly selected fatal bicycle accidents occurred. At
α=0.10​,
can you reject the claim that the distribution is​ uniform? Complete parts a through d below.
 
Day
​ Frequency, f
 
Sunday
108
Monday
112
Tuesday
104
Wednesday
110
Thursday
121
Friday
106
Saturday
 

State

H0

and

Ha

and identify the claim.

H0​:

The distribution of the number of homicide crimes by season

Ha​:

The distribution of the number of homicide crimes by season

 

Calculate the test statistic. χ2=

 

 

Round to three decimal places as​ needed

 

Determine the​ P-value. ​P-value    ​(Round to three decimal places as​ needed.)

 

Decide whether to reject or fail to reject the null hypothesis and interpret the decision in the context of the original claim.  There  enough evidence at the ​% level of significance to reject the claim that the distribution of the number of homicide crimes by season 

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