Let the random variable X be the weight of a box of Cheerios cereal. This variable has a Normal distribution with mean=18 ounces and standard deviation= 0.3 ounces.

a) Draw the Normal density curve for X, marking the mean and the 6 values that demonstrate the

68, 95, 99.7 rule.

b.)What percent of the boxes have a weight between 17.4 and 18.6 ounces?

c)What percent of the boxes have a weight between 17.1 and 18.9 ounces?

d)What is the probability that a randomly selected box of Cheerios has a weight equal to 18.6 ounces?

e)What is the probability that a randomly selected box of Cheerios weighs below 17.1 ounces?

f)What is the probability that a randomly selected box of Cheerios has a weight between 17.7 and 18 ounces?

### Recently Asked Questions

- The 39 percent and 38 percent tax rates both represent what is called a tax “bubble.” Suppose the government wanted to lower the upper threshold of the 39

- The following are the cash flows of two projects: Year Project A Project B 0 −$320 −$320 1 150 220 2 150 220 3 150 220 4

- Write a argumentative essay focusing on one of these stories. Remember that your thesis, and therefore your argument, needs to focus on an aspect of the story