Alyssaesc2009 Alyssaesc2009

23-11-2020
Mathematics

contestada

a set of data items is normally distributed with a mean of 60. convert the data item to a z score if the standard deviation is a as given. data item : 56 standard Deviation 4
A. 4
B. -1
C. 1
D. -4

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vinny1203 vinny1203

23-11-2020

C

(z - x) / s (standard dev)
(60-56)/4
= 4/4
= 1

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