Create a 95% confidence interval estimate for the average difference between monthly new business before training and

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Create a 95% confidence interval estimate for the average difference between monthly new business before training and after training. Based on your answer to Exercise 15, would you expect this interval to contain zero?
In exercise

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Analyzing Data And Making Decisions Statistics For Business Microsoft Excel 2010 Updated

ISBN: 9780132924962

2nd Edition

Authors: Judith Skuce

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Question Posted: Jul 12, 2015 04:10 AM

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Create a 95% confidence interval estimate for the average difference between monthly new business before training and

Question:

Staff Member Shirley Tom Janice Brian Ed Kim Monthly New Business Before Training ($000s) 230 150 100 75 340 500 Monthly New Business After Training ($000s) 240 165 90 100 330 525

Step by Step Answer:

Yes the interval should contain zero since there was not enough ...View the full answer

Analyzing Data And Making Decisions Statistics For Business Microsoft Excel 2010 Updated

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