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Alekssandra [29.7K]
2 years ago
7

Over the past 20 years, the average annual return for shortstop baseball gear has been 9% and the standard deviation has been 4%

. given this information you know that the:
Mathematics
1 answer:
Inessa05 [86]2 years ago
3 0
From the given statement above, the information that can be extracted from the data is the mean which is equal to 9 % , SD equal to 4%, n is equal to 20. we can also get the variance from SD. also, we can also determine the z-score of the data which is important in the distribution.
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