MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
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Question

Does the average Presbyterian donate more than the average Catholic in church on Sundays? The 56 randomly observed members of the Presbyterian church donated an average of $20 with a standard deviation of $12. The 45 randomly observed members of the Catholic church donated an average of $12 with a standard deviation of $13. What can be concluded at the αα = 0.01 level of significance?  

    1. The test statistic  t = (please show your answer to 3 decimal places.)
 
  1. The p-value = (Please show your answer to 4 decimal places.)
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