The average number of pushups a us marine does daily is μ = 300, with a standard deviation of σ = 50. A random sample of n = 36 marines is selected. What is the probability that the sample mean is at most 320 push-ups (given: qnorm(0. 9918)= 2. 4, qnorm(0. 8767) = 1. 60, qnorm(0. 3446) = -0. 4, qnorm(0. 0082) = -2. 4).
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SAT, 23.06.2019 09:10
Henry just set up direct deposit from his employer to his checking account. the equation y=360x-126.13 represents the balance in henry's account if he deposits his weekly paycheck for x weeks. based on this equation, which of the following statements is true? a) henry earns $126.13 per weekb) henry made an initial deposit of $126.13c) before setting up the direct deposit, henry had overdrawn his accountd) when henry set up the direct deposit, he already had $360 in his account
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The average number of pushups a us marine does daily is μ = 300, with a standard deviation of σ = 50...
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