Bell shaped distribution


Assume that the mean on this test is 75.6 with standard deviation of 7.8. Assume also that the scores follow the bell shaped distribution.

a. Convert score of 80 to a z score. Round your answer to 2 decimal places.

b. How many standard deviations is score od 80 from the mean?

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Basic Statistics: Bell shaped distribution
Reference No:- TGS0861039

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