Suppose you are spinning pennies to test whether you get biased results. When you reject the null hypothesis when it is actually
1 answer:
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Answer:
a) 4
b) 2
Step-by-step explanation:
a) multiply the coefficients and add the exponents
(4)(1) · = 4
b) divide the coefficients and subtract the exponents
(14 ÷ 7) · = 2
Answer:
The mean of the sampling distribution of sample proportions will be 0.2
Step-by-step explanation:
Central Limit Theorem for Proportions:
For a proportion p in a sample of size n, the sampling distribution of the sample proportion will be approximately normal with mean and standard deviation
20% of American adults ages 25 and older had never been married.
This means that
So the mean of the sampling distribution of sample proportions will be 0.2