# Question: The number of pizzas consumed per month by university students

The number of pizzas consumed per month by university students is normally distributed with a mean of 10 and a standard deviation of 3.

a. What proportion of students consumes more than 12 pizzas per month?

b. What is the probability that in a random sample of 25 students more than 275 pizzas are consumed? (What is the mean number of pizzas consumed by the sample of 25 students?)

a. What proportion of students consumes more than 12 pizzas per month?

b. What is the probability that in a random sample of 25 students more than 275 pizzas are consumed? (What is the mean number of pizzas consumed by the sample of 25 students?)

## Answer to relevant Questions

The marks on a statistics midterm test are normally distributed with a mean of 78 and a standard deviation of 6.a. What proportion of the class has a midterm mark of less than 75?b. What is the probability that a class of 50 ...The time it takes for a statistics professor to mark his midterm test is normally distributed with a mean of 4.8 minutes and a standard deviation of 1.3 minutes. There are 60 students in the professor’s class. What is the ...The proportion of eligible voters in the next election who will vote for the incumbent is assumed to be 55%. What is the probability that in a random sample of 500 voters less than 49% say they will vote for the incumbent?The Red Lobster restaurant chain regularly surveys its customers. On the basis of these surveys, the management of the chain claims that 75% of its customers rate the food as excellent. A consumer testing service wants to ...A professor of statistics noticed that the marks in his course are normally distributed. He has also noticed that his morning classes average 73%, with a standard deviation of 12% on their final exams. His afternoon classes ...Post your question