Question: We can use the normal distribution to make confidence interval estimates for the population proportion, p , when which of the following hold? Select one

We can use the normal distribution to make confidence interval estimates for the population proportion, p, when which of the following hold?

Select one or more:

a.

n(1p)5

b.

We know the population standard deviation, .

c.

np5

d.

p has a normal distribution.

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