Association of realtors 44 of us homes sold in march 2010

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Reference no: EM13616921

Acording to the National Association of Realtors , 44% of U.S. homes sold in March 2010 wre purchased by first time home buyers. A random sample of 170 people who just purchased homes is selected.

a) Calculate the standard error of the proportion and

b) What is the probability that between 66 & 72 of them are first-time buyers?

Reference no: EM13616921

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Association of realtors 44 of us homes sold in march 2010 : acording to the national association of realtors 44 of u.s. homes sold in march 2010 wre purchased by first time home

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