Answer:
30 men
Step-by-step explanation:
In order to be sure that the sample mean does differ from the population mean by more than 0.90, the sample size (n) that should be used is given by:

Where 'Z' , for a 95% probability is 1.960, 's' is the standard deviation of 2.5 inches:

Rounding up to the nearest whole number, the sample size should be at least 30 men.
Answer:
Step-by-step explanation:
Answer:
It is not a function because the output of 9 repeats.
(1,9) (4,9)
:D
Answer:
thats right
Step-by-step explanation:
26.3 (5 out of 19) and 58.5 (72 out of 123)
May be wrong, but pretty sure it’s right