SOLUTION: A set of data items is normally distributed with a mean of 80 and a standard deviation of 7. Convert 88 to a z-score.

Algebra ->  Probability-and-statistics -> SOLUTION: A set of data items is normally distributed with a mean of 80 and a standard deviation of 7. Convert 88 to a z-score.      Log On


   

Question 443694: A set of data items is normally distributed with a mean of 80 and a standard deviation of 7. Convert 88 to a z-score.
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi



mean of 80 and a standard deviation of 7



*Note: z+=+blue%28x+-+mu%29%2Fblue%28sigma%29  | x = 88

    z = (88-80)/7 = 8/7 = 1.429