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A set of data items is normally distributed with a mean of 240 and a standard deviation of 32. Convert 112 to a​ z-score.

A set of data items is normally distributed with a mean of 240 and a standard deviation of 32. Convert 112 to a​ z-score.
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A set of data items is normally distributed with a mean of 240 and a standard deviation of 32. Convert 112 to a​ z-score.

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User Sibaram Sahu
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8.1k points

1 Answer

4 votes
The formula to find a z-score is as follows:

z=(x-\mu)/(\sigma)
The z-score for x = 112 is:

z=(112-240)/(32)=-4
The answer is: -4
answered
User Krishna Rani Sahoo
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9.1k points
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