Mathematics, 04.01.2020 21:31 pearljammarow6ujs
Ahighway speed monitor is located on the side of the road that has a speed limit of 45 mph. the system records the speeds of passing vehicles. the data below shows the speeds of the first 9 cars that pass. 46 56 45 44 45 61 55 53 39 what is the standard deviation, to the nearest tenth, based on the posted speed limit, 45 mph?
Answers: 2
Mathematics, 20.06.2019 18:04
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Given: f(x) = 2x + 5 and g(x) = x2 and h(x) = -2x h(g(f( = x2+ vx+ x + y
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The standard deviation for a set of data is 5.5. the mean is 265. what is the margin of error?
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Ahighway speed monitor is located on the side of the road that has a speed limit of 45 mph. the syst...
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