Textbook ExpertVerified Tutor
19 Nov 2021
Given information
Suppose What value of has a z-score of ?
Step-by-step explanation
Step 1.
For the random variable defined as the is given by,
The tells the position of with respect to mean .
When is positive, is above or right of the mean, and when is negative, is below or left of the mean.
As the given information reveals the following values are noted:
Using the score formula to find the value of it gives
Hence, the value of is
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