Question

A set of data has a mean of 52 and a standard deviation of 5. What is the z-score for the element 46 in the data?

Question 5 options:

1.2


-2.3


-1.2


2.3

Answer 1

we use the following Formula to anwer the above mentioned question;

(x - m)/given standard deviation =

Here,

x = 46

M = given mean value ( 52)

Now, put the given values in the above formula;

Hence the answer will be

(46 - 52) / 5 = - 1.2



Answer = -1.

Explanation: