Mathematics, 06.11.2019 22:31 dhhdndnd
Assume that the weights of individuals are independent and normally distributed with a mean of 160 pounds and a standard deviation of 30 pounds. suppose that 25 people squeeze into an elevator designed to hold 4300 pounds.
a)what is the probability that the total weight exceeds the design limit
b)what design limit is exceeded by 25 occupants with probability .0001?
Answers: 1
Mathematics, 21.06.2019 19:20
The graph below shows the height of a projectile t seconds after it is launched. if acceleration due to gravity is -16 ft/s2, which equation models the height of the projectile correctly?
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Given a: b and b: c, find a: b: c. write the ratio in simplest form. a: b=6: 10 and b: c=21: 33
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The krasnapolski is a top-of-the-line hotel in amsterdam, the netherlands. among their many services, they rent bicycles to guests. the bicycle checkout is open 24 hours per day 7 days per week and has 50 bicycles on hand. on average, 10 guests request a bicycle each day, arriving completely randomly at all times of the day during the spring and summer seasons. guests keep bicycles for four days on average, with a standard deviation of two days. how long does a guest on average have to wait for a bike? a. approximately 24 hours b. approximately 0.033 hours c. approximately 4 days d. approximately 47 minutes
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Mathematics, 21.06.2019 22:00
Out of 50 students surveyed, 16 have a dog. based on these results, predict how many of the 280 students in the school have a dog.
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Assume that the weights of individuals are independent and normally distributed with a mean of 160 p...
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