Question

Refer to Problem 15 above. The current population distribution of home prices in Martha’s Vineyard has a mean of $650,000 and a standard deviation of $140,000, but the shape of this distribution is unknown. Find the probability that the average price of a random sample of 100 homes selected from Martha’s Vineyard is
a. Between $620,000 and $635,000
b. Within $24,000 of the population mean
c. $630,000 or more
d. Not within $20,000 of the population mean
e. Less than $640,000
f. Less than $660,000
g. More than $670,000
h. Between $640,000 and $665,000


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  • CreatedAugust 25, 2015
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