Match each data set with the shape of its graphical form. uniform
skewed to the right
skewed to the left
symmetrical
Data set A: 2, 2, 2, 1, 3, 4, 5
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Data set B: 1, 4, 2, 3, 4, 5, 6, 4, 7
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Data set C: 3, 4, 2, 3, 1, 2, 4, 1
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Data set D: 2, 4, 5, 1, 5, 3, 6, 5
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The weekly amount spent by a company for travel has an approximately normal distribution with mean = $550 and standard deviation = $40. a) what is the probability that the actual weekly expense will exceed $570 for more than 20 weeks during the next year? (note: one year = 52 weeks) b) what is the probability that actual weekly expenses exceed $580 for 10 or more, but 16 or fewer weeks during the next year?