Answer:
a)
b)
Step-by-step explanation:
Given that:
population mean = 30,000
sample size n = 800
population proportion p = 0.6
a)
The mean of the the sampling distribution is equal to the population proportion.
b)
The standard deviation of the sampling distribution can be estimated by using the formula:
Answer: 6/5
Step-by-step explanation:
Answer:
at least four times bigger
850,000 and 950,000 if I understand the question correctly