The average birth weight of elephants is 200 pounds. Assume that the distribution of birth weights is Normal with a standard deviation of 60 pounds. Find the birth weight of elephants at the 80th percentile.

Part 1 The birth weight of elephants at the 80th percentile is

2. in a certain area, 32% of people own a dog. Complete parts a and b below.

Part 1

a. Find the probability that exactly 7 out of 10 randomly selected people in the area own a dog.

The probability that exactly 7 out of 10 randomly selected people in the area own a dog is?

Part 2

b. In a random sample of people from this area, find the probability that 7 or fewer own a dog.

The probability that 7 or fewer out of 10 randomly selected people in the area own a dog is?