Question 1 Maria notices that her commute time to get to work varies slightly from day to So, she measures how long her commute to work takes every day and keeps a record of it. It turns out that on average it takes heru = 24.1 minutes to get to work, with a standard deviation of o = 2.8 minutes. Also, the commute times %3D normally distributed. The top 20% longest commute times are above what number of minutes? Acceptable answers are either X = 25.55 or X = 25.58 %3D Acceptable answers are either X = 27.68 or X = 27.71 Acceptable answers are either X = 24.80 or X = 24.82 %3D Acceptable answers are either X = 26.45 or X = 26.48 %3D

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A: Probability distribution

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Q: • Question 13 It is commonly believed that the mean body temperature of a healthy adult is 98.6° F.…

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Q: question 17 part 2 The amount of coffee that people drink per day is normally distributed with a…

A:

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A: Given, mean = 10, sd = 2 , e = 0.5

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A: μ = 27, σ = 20, x = 30 z = (x - μ)/σ = (30 - 27)/20 = 0.15 P(x ≥ 30) = P(z > 0.15) = 0.4404 μ =…

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