SOLUTION: According to the U.S Census, 67.5% of the U.S. population were born in their state of residence. In a random sample of 185 Americans, what is the probability that fewer than 110 we

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Question 1081890: According to the U.S Census, 67.5% of the U.S. population were born in their state of residence. In a random sample of 185 Americans, what is the probability that fewer than 110 were born in their state of residence. Round z value calculations to 2 decimal places and final answer to 4 decimal places.
P (X < 110)

Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
z=(0.595-0.675)/sqrt(p*(1-p)/185)); p=0.675
z=-0.08/.03444
z=-2.32
probability is 0.0102.