For second one the answer is 14
The answer is x=2. If you need help comment below
Answer:
Step-by-step explanation:
Answer:
-45
Step-by-step explanation:
Answer: 2.46
Step-by-step explanation:
Formula for x-score is given by :-
, where = Sample mean , = population mean, = population standard deviation, n= sample size.
As per given , n=10
= $29,056
= $3,339
= $31,650
Then,
Hence, the z-score = 2.46