Mathematics, 30.10.2019 20:31 thawngmawi
Express courier service has found that the delivery time for packages is normally distributed, with mean 13 hours and standard deviation 2 hours. (a) for a package selected at random, what is the probability that it will be delivered in 18 hours or less? (round your answer to four decimal places.) (b) what should be the guaranteed delivery time on all packages in order to be 95% sure that the package will be delivered before this time? (hint: note that 5% of the packages will be delivered at a time beyond the guaranteed time period.) (round your answer to one decimal place.)
Answers: 1
Mathematics, 21.06.2019 18:00
What power can you write to represent the volume of the cube shown? write the power as an expression with a base and an exponent and then find the volume of the cube
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Mathematics, 21.06.2019 19:00
Billy plotted −3 4 and −1 4 on a number line to determine that −3 4 is smaller than −1 4 is he correct? explain why or why not?
Answers: 3
Mathematics, 21.06.2019 20:00
Solve for x and y a x= 13.3 y= 16.7 b x= 23.3 y= 12.5 c x= 7.5 y= 16.7 d x=7.5 y= 12.5
Answers: 1
Express courier service has found that the delivery time for packages is normally distributed, with...
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