Mathematics
Julesofthenile
38

Suppose you have a mean standardized score of 1200 points with a standard deviation of 200 points. This data is normally distributed. What is the z-score of 1300 points?

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(1) Answers
alm23

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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