Mathematics, 23.05.2021 04:00 Cooldude36461
The life expectancy of Timely brand watches is normally distributed with a mean of four years and a standard deviation of eight months.
a.
What is the probability that a randomly selected watch will be in working condition for more than five years?
b.
The company has a three-year warranty period on its watches. What percentage of its watches will be in operating condition after the warranty period?
c.
What are the minimum and maximum life expectancies of the middle 95% of the watches?
d.
Ninety-five percent of the watches will have a life expectancy of at least how many months?
Answers: 1
Mathematics, 21.06.2019 22:10, oijhpl5085
Using graph paper, determine the line described by the given point and slope. click to show the correct graph below.(0, 0) and 2/3
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Mathematics, 22.06.2019 03:10, krystalhurst97
Ofof is a ? a. (1, 2), (1,-2), (3, 2), (3, 4) b. (1,6), (2, ,9), (0,5) c. (0, 2), (2,3), (0, -2), (4,1) d. (2, 4), (0, 2), (2, - 4), (5,3)
Answers: 1
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