Sophia Statistics Unit 2 Milestone practice questions DETAILED ANSWER KEY Questions and Answers (latest Update 2023), 100% Correct and Complete, Highly Recommended, Download to Score A+
Sophia Statistics Unit 2 Milestone practice questions DETAILED ANSWER KEY Questions and Answers (latest Update 2023), 100% Correct and Complete, Highly Recommended, Download to Score A+ The manager went over the sales of mobile phones at the store and found that the mean sale was 45, with a standard deviation of 4. On a particular day, 52 mobile phones were sold. What is the z-score of the sale of mobile phones on that day? -28 28 1.75 -1.75 RATIONALE Recall that the z-score can be calculated with the following formula: The given value is 52 phones, the mean is 45 phones, and the standard deviation is 4 phones. Plug these values in to get the following z-score
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- 11 de septiembre de 2023
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