Mathematics, 18.06.2021 02:50 imstef1267
A survey found that people keep their televisions an average of 4.8 years. The standard deviation is 0.74 years. If a person decides to buy a new tv, find the probability that he or she owned the old one for the given amount of time. Assume the variable is normally distributed. The probability that a randomly selected person owned his old tv for more than 7.02 years is?
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A survey found that people keep their televisions an average of 4.8 years. The standard deviation is...
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