Mathematics, 30.03.2020 21:00, alyxkellar06

The time for a professor to grade an exam is normally distributed with a mean of 16.3 minutes and a standard deviation of 4.2 minutes. What is the probability that a randomly selected exam will require less than 20 minutes to grade

Answers: 2

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 16:00, tgeorge95

What is the quadric regression equation that fits these data

Answers: 1

continue

Mathematics, 21.06.2019 18:30, randall10

Afarm that has 4 x 10^2 acres has 1.2 x 10^5 cattle. what is the average number of cattle per acre? write the answer in scientific notation. answere asap

Answers: 2

continue

Mathematics, 21.06.2019 19:00, Katy3613

Aplot of land has been surveyed for a new housing development with borders ab, bc, dc, and da. the plot of land is a right trapezoid with a height of 60 feet and an opposite leg length of 65 feet

Answers: 1

continue

Mathematics, 21.06.2019 19:30, rb3910

Last month, a 770 g box of cereal was sold at a grocery store for $3.10. however, this month, the cereal manufacturer launched the same cereal in a 640 g box, which is being sold at $2.50. what is the percent change in the unit price?

Answers: 1

continue

Do you know the correct answer?

The time for a professor to grade an exam is normally distributed with a mean of 16.3 minutes and a...