Question

conditions for using the standard deviation formula (IN COMMENTS) when working with a sampling distribution of proportions?

Answer 1

The answer is Z! :) Hope this helps

Answer 2

there's something with the size of the sample..

Answer 3

Indeed there is.

Please look up the following:

https://www.google.com/search?sourceid=chrome-psyapi2&ion=1&espv=2&ie=UTF-8&q=conditions%3A%20sampling%20distribution%20of%20a%20proportion&oq=conditions%3A%20%20sampling%20distribution%20of%20a%20proportion&aqs=chrome..69i57j69i58.12729j0j7

There's a mention of 2 conditions that need to be met before we can use normal approximations to describe the sampling distribution of a proportion.

Answer 4

so your sayng my quesiton is wrong?