4.The annual per capita consumption of bottled water was 33.3 gallons. Assume that the per capita consumption of bottled water is approximately normally distributed with a mean of and a standard deviation of 12 gallons.

**a.** What is the probability that someone consumed more than 33 gallons of bottled water?

**b.** What is the probability that someone consumed between 20 and 30 gallons of bottled water?

**c.** What is the probability that someone consumed less than 20 gallons of bottled water?

**d.** 99.5 of people consumed less than how many gallons of bottled water?

**a. **The probability that someone consumed more than 33 gallons of bottled water is ___________.

(Round to four decimal places as needed.)

**b. **The probability that someone consumed between 20 and 30 gallons of bottled water is _____________.

(Round to four decimal places as needed.)

**c. **The probability that someone consumed less than 20 gallons of bottled water is ____________.

(Round to four decimal places as needed.)

**d. **99.5% of people consumed less than _______ gallons of bottled water.

(Round to two decimal places as needed.)

#### Top Answer

a) 0.5100 b)... View the full answer