Mathematics, 16.03.2020 16:57 unkn03n78
Suppose X is the time it takes a randomly chosen clerical worker in an office to type and send a standard letter of recommendation. Suppose X has a normal distribution, and assume the mean is 10.5 minutes and the standard deviation 3 minutes. You take a random sample of 50 clerical workers and measure their times. What is the chance that their average time is less than 9.5 minutes?
Answers: 2
Mathematics, 21.06.2019 21:30
Iwill give brainliest. suppose tommy walks from his home at (0, 0) to the mall at (0, 5), and then walks to a movie theater at (6, 5). after leaving the theater tommy walks to the store at (6, 0) before returning home. if each grid square represents one block, how many blocks does he walk?
Answers: 2
Mathematics, 21.06.2019 23:00
Sam is picking fruit from a basket that contains many different kinds of fruit. which set of events is independent?
Answers: 1
Mathematics, 22.06.2019 00:50
Consider a= {x|x is alive} f={x|x is in france} m={x|x is a national monument} w{x|x is a woman}. which statements are true regarding elements of the given sets? check all that apply.
Answers: 2
Suppose X is the time it takes a randomly chosen clerical worker in an office to type and send a sta...
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