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4 votes
the mean of a set of data is 2.94 and its standard deviation is 2.81. find the z score for a value of 6.88.

User Ponjoh
by
7.8k points

1 Answer

7 votes

Answer:

1.40

Explanation:

z = (X - υ) / σ

where X is test statistic, υ is mean and σ is standard deviation.

z = (6.88 - 2.94) / 2.81

= 1.40

User JanBo
by
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