Mathematics, 12.11.2020 19:10 rosepotato789
The mean lifetime of a tire is 48 months with a standard deviation of 77 months. If 147 tires are sampled, what is the probability that the mean of the sample would differ from the population mean by less than 0.83 months?
Answers: 2
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Weak battery is considered to be a part of routine a. inspection b. wear and tear c. maintenance d. check
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Iq scores for adults age 20 to 34 years are normally distributed according to n(120, 20). in what range does the middle 68% of people in this group score on the test?
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The mean lifetime of a tire is 48 months with a standard deviation of 77 months. If 147 tires are sa...
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