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Author Question: Some people who bought X-Game gaming systems complained about having received defective systems. The ... (Read 12 times)

najmarocks25

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on: Mar 25, 2023

Some people who bought X-Game gaming systems complained about having received defective systems. The industry standard for such systems has been ninety-eight percent non-defective systems. In a sample of 120 units sold, 6 units were defective.

a.Compute the proportion of defective items in the sample.
b.Compute the standard error of .
c.At 95% confidence using the critical value approach, test to see if the percentage of defective systems produced by X-Game has exceeded the industry standard.
d.Show that the p-value approach results in the same conclusion as that of part b.

Essentials of Statistics for Business and Economics ¦ Anderson, Sweeney, Williams, Camm, Cochran ¦ 7th Edition
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Marked as best answer by najmarocks25 on Mar 25, 2023

aublw

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Reply #1 on: Mar 25, 2023
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najmarocks25

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Reply 2 on: Mar 25, 2023
Thanks for the timely response, appreciate it

ricroger

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Reply 3 on: Yesterday
Wow, this really help

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