Essay
Soap Sales Narrative
In testing the hypotheses 
vs. 
, use the following statistics: 
, 
, 
, and 
, where 
and 
represent the number of Dial Soap sales in the two samples, respectively.
-Refer to Soap Sales Narrative. Interpret and explain how to use the confidence interval to test the hypotheses.
Correct Answer:
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We estimate that the difference between ...View Answer
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Correct Answer:
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