The number of calories burned at the gym is normally distributed with a mean of 425 and a standard deviation of 51. find the z-score for each data value.
a.)268 b.)512 c.)450

(a) -3.708

(b) 1.706

(c) 0.490

Step-by-step explanation:

The z-score of normal distribution is given as:

(a)

Given:

Score is,

Mean value is,

Standard deviation is,

z-score is,

(b)

Given:

Score is,

Mean value is,

Standard deviation is,

z-score is,

(c)

Given:

Score is,

Mean value is,

Standard deviation is,

z-score is,

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