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A survey found that people keep their televisions an average of 4.3 years. The standard deviation is 0.85 years. Find the percentage of people that
A survey found that people keep their televisions an average of
4.3
years. The standard deviation is
0.85
years. Find the percentage of people that owned their TV for the given amount of time. Assume the random variable is normally distributed.
Refer to the table of values (Area Under the Standard Normal Distribution) as needed.
Part:0 / 3
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Part 1 of 3
(a)More than
6.85
years
The percentage of people who owned his or her TV for more than 6.85 years is % . |
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