1.Find the area under the normal curve that is between z = 2.43 and z = 0.53. (Round to 4 decimals.)

2.In an illustration of a normal probability distribution, a shaded area represents

		a permutation
		a combination
		a volume
		an area

3.

The December snowfall in South Euclid, Ohio is is uniformly distributed with a minimum of 0 inch(es) and a maximum of 13 inches per day.

a) Find the probability that the amount of snowfall in South Euclid will be less than 7 inches on a given day. (Round your answer to 3 decimals.)

b) Find the probability that on a randomly selected day the amount of snowfall in South Euclid will be more than 7 inches on a given day. (Round your answer to 3 decimals.)

c) Find the probability that on a randomly selected day the amount of snowfall in South Euclid will be between 3 and 12 inches on a given day. (Round your answer to 3 decimals.)

4. Find the area under the normal curve that is to the left of z = -1.38. (Round to 4 decimals.)

5.Female height is normally distributed. The average height for adult women in the United States is 64.7 inches and the standard deviation is 3.9 inches.

a) Calculate the z score of a female who is 60.8 inches tall ? (Round your answer to 2 decimals.)

b) What proportion of female adults in the United States are shorter than 60.8 inches tall? (Round your answer to 4 decimals.)