Using Minitab and Interpreting Results cpafirm.csv (data for minitab): amount 0.00 1.20 0.43 1.00 1.47 0.83 0.50 3.34 1.58 1.46 -0.36 -1.10 2.60 0.00 0.00 -1.70 0.83 1.99 0.00 1.34 Medlin and Associates is a regional certified public accounting (CPA) firm located near Minneapolis. Recently, a team conducted an audit for a discount chain. One part of the audit involved developing an estimate for the mean dollar error in total charges that occurs during the checkout process. The firm wishes to develop a 95% confidence interval estimate for the population mean. The data cpaf irm.csv can be read into Minitab. Note that positive values indicate that the customer was overcharged.

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
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Using Minitab and Interpreting Results

cpafirm.csv (data for minitab):

amount
0.00
1.20
0.43
1.00
1.47
0.83
0.50
3.34
1.58
1.46
-0.36
-1.10
2.60
0.00
0.00
-1.70
0.83
1.99
0.00
1.34

  • Medlin and Associates is a regional certified public accounting (CPA) firm located near Minneapolis. Recently, a team conducted an audit for a discount chain. One part of the audit involved developing an
    estimate for the mean dollar error in total charges that occurs during the checkout process. The firm wishes to develop a 95% confidence interval estimate for the population mean. The data cpaf irm.csv
    can be read into Minitab. Note that positive values indicate that the customer was overcharged.

 

  • Your statistics instructor claims that 60 percent of the students who take her Elementary Statistics class go through life feeling more enriched. For some reason that she can’t quite figure out, most
    people don’t believe her. You decide to check this out on your own. You randomly survey 64 of her past Elementary Statistics students and find that 34 feel more enriched as a result of her class. Now,
    what do you think?

 

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