Mathematics, 14.12.2019 04:31 iamsecond235p318rq
The speeds of vehicles traveling on a highway are normally distributed with an unkown population mean and standard deviation. a random sample of 11 vehicles is taken and results in a sample mean of 65 miles per hour and sample standard deviation of 9 miles per hour. determine and interpret the 90% confidence interval for the mean speeds of vehicles traveling on the highway.
Answers: 2
Mathematics, 21.06.2019 22:10
Find the volume of the solid whose base is the region bounded by f(x), g(x) and the x-axis on the interval [0, 1], and whose cross-sections perpendicular to the y-axis are squares. your work must show the integral, but you may use your calculator to evaluate it. give 3 decimal places for your answe
Answers: 3
Mathematics, 21.06.2019 22:30
The track team ran a mile and a quarter during their practice how many kilometers did her team runs?
Answers: 1
The speeds of vehicles traveling on a highway are normally distributed with an unkown population mea...
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