Mathematics, 31.01.2020 00:00 awkwardness92
Atest for marijuana usage was tried on 203 subjects who did not use marijuana. the test was wrong 72 times.
a. based on the available results, find the probability of a wrong test result for a person who does not use marijuana.
b. is it unusual for the test to be wrong for those not using marijuana? consider an event to be unusual if it's probably is less than or equal to 0.05.
a. the probability that the test will be wrong is approximately
b. is it unusual for the test to be wrong for those not using marijuana?
Answers: 1
Mathematics, 20.06.2019 18:04
Acollege is planning to construct a rectangular parking lot on land bordered on one side by a highway. the plan is to use 680 feet of fencing to fence off the other three sides. what dimensions should the lot have if the enclosed area is to be a maximum?
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Mathematics, 21.06.2019 21:20
Amajor grocery store chain is trying to cut down on waste. currently, they get peaches from two different distributors, whole fruits and green grocer. out of a two large shipments, the manager randomly selects items from both suppliers and counts the number of items that are not sell-able due to bruising, disease or other problems. she then makes a confidence interval. is there a significant difference in the quality of the peaches between the two distributors? 95% ci for pw-pg: (0.064, 0.156)
Answers: 3
Atest for marijuana usage was tried on 203 subjects who did not use marijuana. the test was wrong 72...
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