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The z- score for a mark of 56 in a test with a mean of 60 and standard deviation of 8 is​

The z- score for a mark of 56 in a test with a mean of 60 and standard deviation of 8 is​
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2 votes
The z- score for a mark of 56 in a test with a mean of 60 and standard deviation of 8 is​

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User PreetyP
by
8.0k points

1 Answer

2 votes

Answer:

z = - .5

Explanation:

z = (x - μ)/ σ

z = 56 - 60/8 = -.5

answered
User Shak
by
8.6k points
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