Question 11 options:   Four Student Union groups were surveyed about the amount of money each member spent on events during the last term are listed in the table below.   Group 1 Group 2 Group 3 Group 4   217 263 198 379   185 277 205 345   183 325 215 308   169 186 200 226   233 221 175 218   Perform a test to determine whether there is a difference between the average spending in each of the four groups. Use a 95% confidence level.   a) What is the p-value?   b) What is the conclusion?   c) Are any of the groups have an average spending that is significantly different than the others? Explain.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
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ISBN:9780079039897
Author:Carter
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Chapter10: Statistics
Section10.6: Summarizing Categorical Data
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Question 11 options:

 

Four Student Union groups were surveyed about the amount of money each member spent on events during the last term are listed in the table below.

 

Group 1 Group 2 Group 3 Group 4

 

217 263 198 379

 

185 277 205 345

 

183 325 215 308

 

169 186 200 226

 

233 221 175 218

 

Perform a test to determine whether there is a difference between the average spending in each of the four groups. Use a 95% confidence level.

 

a) What is the p-value?

 

b) What is the conclusion?

 

c) Are any of the groups have an average spending that is significantly different than the others? Explain.

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