Top Posters
Since Sunday
2
g
1
New Topic  
coleshear coleshear
wrote...
Posts: 151
Rep: 0 0
A year ago
Use the following to answer the questions below:

An insurance agent is interested in knowing if car crashes are more likely to occur on some days of the week than others. She selects a random sample of 250 insurance claims involving car crashes. Computer output from her chi-square test is provided.


Category
Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
Test
Observed
26
36
38
39
37
42
32

Proportion
0.142857
0.142857
0.142857
0.142857
0.142857
0.142857
0.142857

Expected
35.7143
35.7143
35.7143
35.7143
35.7143
35.7143
35.7143
Contribution
to Chi-Sq
 2.64229
0.00229
0.14629
 0.30229
0.04629
???????
0.38629
N
250
DF
6
Chi-Sq
4.632
P-Value
0.592


The contribution for Friday is missing. Compute the contribution for Friday. Report your answer with three decimal places.
Textbook 
Statistics: Unlocking the Power of Data

Statistics: Unlocking the Power of Data


Edition: 3rd
Authors:
Read 99 times
1 Reply
Replies
Answer verified by a subject expert
Gimor1220Gimor1220
wrote...
Posts: 170
Rep: 1 0
A year ago
Sign in or Sign up in seconds to unlock everything for free
More solutions for this book are available here
1

Related Topics

coleshear Author
wrote...

A year ago
You make an excellent tutor!
wrote...

Yesterday
Smart ... Thanks!
wrote...

2 hours ago
Thanks for your help!!
New Topic      
Explore
Post your homework questions and get free online help from our incredible volunteers
  1177 People Browsing
Related Images
  
 989
  
 308
  
 339
Your Opinion
Which country would you like to visit for its food?
Votes: 895

Previous poll results: What's your favorite coffee beverage?