Suppose a population contains 60% Republicans and 40% Democrats. (I did not

John O

New member
write this one.? Perhaps Utts is a Republican.) Suppose numerous random samples of size 1,000 are taken from this population. The proportions of Democrats from the various samples of size 1,000 will have what approximate standard deviation?

.01 or 1%
.015 or 1.5%
.02 or 2%or
.025 or 2.5%
 
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