Mathematics, 08.04.2020 03:17 bhaven2005
Ford car models has a mean gas mileage of 29 miles per gallon (mpg) with a standard deviation of 5miles per gallon A pizza delivery company buys 38 of multiple Ford cars. What is the probability that the average mileage of the fleet is greater than 27.8 miles per gallon? Round to four decimal places and please make sure to explain your answer.
Answers: 3
Mathematics, 21.06.2019 14:10
What is the perimeter, p, of a rectangle that has a length of x + 8 and a width of y β 1? p = 2x + 2y + 18 p = 2x + 2y + 14 p = x + y β 9 p = x + y + 7
Answers: 3
Mathematics, 21.06.2019 17:10
The number of chocolate chips in an 18-ounce bag of chocolate chip cookies is approximately normally distributed with a mean of 1252 chips and standard deviation 129 chips. (a) what is the probability that a randomly selected bag contains between 1100 and 1500 chocolate chips, inclusive? (b) what is the probability that a randomly selected bag contains fewer than 1125 chocolate chips? (c) what proportion of bags contains more than 1225 chocolate chips? (d) what is the percentile rank of a bag that contains 1425 chocolate chips?
Answers: 1
Mathematics, 21.06.2019 17:30
The table shows the balance of a money market account over time. write a function that represents the balance y (in dollars) after t years.
Answers: 3
Mathematics, 21.06.2019 17:40
The weight of fullβgrown 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
Ford car models has a mean gas mileage of 29 miles per gallon (mpg) with a standard deviation of 5mi...
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