PLEASE HELP WILL MEDAL!!!

Suppose that a population parameter is 0.9 and many large samples are taken from the population. If the sample proportions are normally distributed, with 99.7% of the sample proportions falling between 0.867 and 0.933, what is the standard deviation of the sample proportions?

A.

0.022

B.

0.015

C.

0.011

D.

0.025

Question

PLEASE HELP WILL MEDAL!!!


Suppose that a population parameter is 0.9 and many large samples are taken from the population. If the sample proportions are normally distributed, with 99.7% of the sample proportions falling between 0.867 and 0.933, what is the standard deviation of the sample proportions?



 



A.

0.022




 



B.

0.015




 



C.

0.011




 



D.

0.025

anonymous · Answer

the answer is C hope this helps ;)