Multiple Choice
The mean amount spent by a family of four on food per month is $500 with a standard deviation of
$75. Assuming that the food costs are normally distributed, what is the probability that a family
spends less than $410 per month?
A) 0.2158
B) 0.8750
C) 0.0362
D) 0.1151
Correct Answer:
Verified
Correct Answer:
Verified
Q89: The shape of any uniform probability distribution
Q126: i. A continuity correction compensates for estimating
Q127: A national manufacturer of unattached garages discovered
Q128: The net profit from a certain investment
Q129: Determine the z-score associated with an area
Q130: i. The Empirical Rule of probability can
Q132: A financial advising company has determined that
Q133: i. For a normal probability distribution, about
Q135: i. Disaster Airlines determined that the mean
Q136: A sample of 500 evening students revealed