Mathematics, 21.02.2020 03:37 ale1910
A survey conducted by the Consumer Reports National Research Center reported, among other things, that women spend an average of 1.2 hours per week shopping online. Assume that hours per week shopping online are Poisson distributed. If this survey result is true for all women and if a woman is randomly selected,
a. What is the probability that she would shop exactly two hours online over a one-week period?
b. What is the probability that a woman would shop four or more hours online during a one-week period?
c. What is the probability that a woman would shop fewer than five hours in a three-week period?
Answers: 3
Mathematics, 21.06.2019 18:00, briseidam6683
Suppose sat writing scores are normally distributed with a mean of 497 and a standard deviation of 109. a university plans to award scholarships to students whose scores are in the top 2%. what is the minimum score required for the scholarship? round your answer to the nearest whole number, if necessary.
Answers: 2
Mathematics, 21.06.2019 18:50, beeboppity
7. the area of the playing surface at the olympic stadium in beijing isof a hectare. what area will it occupy on a plan drawn to a scaleof 1: 500?
Answers: 3
A survey conducted by the Consumer Reports National Research Center reported, among other things, th...
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