Wednesday

October 1, 2014

October 1, 2014

Posted by **tea** on Monday, March 26, 2012 at 12:50am.

a) Show that this sample size is large enough to justify using the normal approximation to the sampling distribution of p. (2 pts)

b) What is the mean of the sampling distribution of p if the real estate agents are correct? (2pts)

c) What is the standard deviation of the sampling distribution of p if the real estate agents are correct? (4 pts)

d) If the real estate agents are correct, what is the probability that a sample proportion, p, would differ from by as much as 0.05? (8 pts)

- statistics -
**Fred**, Wednesday, May 7, 2014 at 2:31pma)

b)1

c)standard deviation=

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