Mathematics, 29.06.2019 12:20 richaeviney
79. suppose that the duration of a particular type of criminal trial is known to be normally distributed with a mean of 21 days and a standard deviation of seven days. a. in words, define the random variable x. b. x ~ c. if one of the trials is randomly chosen, find the probability that it lasted at least 24 days. sketch the graph and write the probability statement. d. sixty percent of all trials of this type are completed within how many days
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David bought a poster for an art project. the poster is 2.7 feet wide and 3.9 feet tall. what is the area of the poster?
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Select the conic section that represents the equation. 3x2 + 3y2 -2x + 4 = 0
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Marquise has 200 meters of fencing to build a rectangular garden. the garden's area (in square meters) as a function of the garden's width w w (in meters) is modeled by: a ( w ) = − w 2 + 1 0 0 w a(w)=−w 2 +100w what side width will produce the maximum garden area? meters
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79. suppose that the duration of a particular type of criminal trial is known to be normally distrib...
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