Suppose We Have Two Binomial Populations Where the True Proportion

Multiple Choice

Suppose we have two binomial populations where the true proportion of success is .2 for the first population and .3 for the second population.We take an SRS of size 4 from the first population,and the number of successes is 3.We take an SRS of size 400 from the second population,and the number of successes is 200.What is the standard deviation of - .1?

A) .089
B) -.011
C) .189
D) None of the above