Suppose We Have Two Binomial Populations Where the True Proportion

question 16

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 a possible reason that is not close to .3?

• A)Because the sample size is too large
• B)Because of nonresponse bias
• C)Because of sampling variability
• D)None of the above

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