Mathematics, 06.12.2020 08:40 QueenNerdy889
Assume the speed of automobiles on a highway during rush hour is normally distributed with a mean of 62mph and a standard deviation of 5mph. What percent of cars are traveling between 58 mph and 66mph?
Answers: 2
Mathematics, 21.06.2019 17:40
The weight of full–grown tomatoes at a farm is modeled by a normal distribution with a standard deviation of 18.4 grams. the 95 percent confidence interval for the mean weight of the tomatoes is calculated using a sample of 100 tomatoes. what is the margin of error (half the width of the confidence interval)?
Answers: 2
Mathematics, 21.06.2019 19:00
Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers
Answers: 1
Mathematics, 21.06.2019 19:00
How can you tell when x and y are not directly proportional?
Answers: 1
Assume the speed of automobiles on a highway during rush hour is normally distributed with a mean of...
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