contestada

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Consider a sample with a mean equal to 47 and a standard deviation equal to 11. Calculate the Z-scores for the following values
a) 53
b) 76
c) 38
d) 12

a) The Z-score of 53 is…?(Round to two decimal places as needed.)

Respuesta :

altavistard

Answer:

Step-by-step explanation:

                                               x - x0           53 - 47          6

The z-score formula is z = --------------- = --------------- = -------- ≈ 0.55

                                               sigma                11              11