Answer:
idk
Step-by-step explanation:
Answer:
A. 
Step-by-step explanation:
We want to find the Z-score of
if the population mean is
,and the population standard deviation is
.
We use the formula:

We substitute the values to obtain:



The correct answer is A.
Answer:
0.33333333333
Step-by-step explanation:
Answer:
x=-13 The solution is in the picture above. if you need more solutions let me know. :)