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PSYCHO15rus [73]
3 years ago
9

Suppose you have a mean standardized score of 1200 points with a standard deviation of 200 points. This data is normally distrib

uted. What is the z-score of 1300 points?
Mathematics
1 answer:
Keith_Richards [23]3 years ago
5 0
The score is given by:
z=(x-mean)/s.d
In the question above:
x=1300
mean=1200
s.d=200
Thus:
z=(1300-1200)/200
=100/200
=0.5
The answer is 0.5
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