a. The mean of this distribution is b. The standard deviation is c. The probability that the the child will be older than 5 years old?

Solve the problem.Assume that mountain lions' weights are normally distributed with a mean of 62.6 kilograms and a standard deviation of 2.6 kilograms. If 70 mountain lions are randomly selected, find the probability that they have a mean weight between 61.9 kilograms and 62.8 pounds.

The number of dogs per household in a neighborhood is given in the probability distribution. Find the mean and the standard deviation. Round to 1 decimal. # of Dogs 1 4 P(x) 0.64 0.25 0.06 0.03 .02 a) What is the mean rounded to 2 decimal place? b) What is the standard deviation rounded to 2 decimal place? 3. 2.

e Chec S The annual per capita consumption of bottled water was 33.7 gallons. Assume that the per capita consumption of bottled water is approximately normally distributed with a mean of 33.7 and a standard deviation of 12 gallons. a. What is the probability that someone consumed more than 39 gallons of bottled water? Sets an b. What is the probability that someone consumed between 25 and 35 gallons of bottled water? c. What is the probability that someone consumed less than 25 gallons of bottled water? d. 99.5% of people consumed less than how many gallons of bottled water? ook *** a. The probability that someone consumed more than 39 gallons of bottled water is (Round to four decimal places as needed.) b. The probability that someone consumed between 25 and 35 gallons of bottled water is (Round to four decimal places as needed.) c. The probability that someone consumed less than 25 gallons of bottled water is (Round to four decimal places as needed.) gallons of bottled water. d.…

Normal Distribution Calculator: http://onlinestatbook.com/2/calculators/normal dist.html 2. Suppose the scores on a chemistry test were normally distributed with a mean of 78 and a standard deviation of 10. a. Label the horizontal axis appropriately on the Normal curve at right. b. Find the probability that the student earned fewer than 75 points. c. Find the probability that the student earned at least 70 points. 48 58 68 78 88 98 108 d. Find the probability that the student earned between 80 and 90 points. Shade the appropriate area in the figure, and then determine the proportion. e. Find the probability that the student earned either less than 80 points or more than 90 points.

Please do B and C.

Suppose that the distance of fly balls hit to the outfield (in baseball) is normally distributed with a mean of 258 feet and a standard deviation of 36 feet. Let X be the distance in feet for a fly ball. a. What is the distribution of X? X - N 258 36 or b. Find the probability that a randomly hit fly ball travels less than 247 feet. Round to 4 decimal places. c. Find the 80th percentile for the distribution of distance of fly balls. Round to 2 decimal places. feet

Trucks in a delivery fleet travel a mean of 100 miles per day with a standard deviation of 38 miles per day. The mileage per day is distributed normally. Find the probability that a truck drives at least 141 miles in a day. Round your answer to four decimal places.

The Normal model N(150,10) describes the distribution of scores on the LSAT, a standardized test required by most law schools. Which of the following questions asks for a probability, and which asks for a measurement? Identify the type of problem and then answer the given question. a. A law school applicant scored at the 60th percentile on the LSAT. What was the applicant's LSAT score? b. A law school applicant scored 164 on the LSAT. This applicant scored higher than what percentage of LSAT test takers? a. Identify the type of problem. Statement a asks for a What was the applicant's LSAT score? (Round to the nearest integer as needed.) b. Identify the type of problem. Statement b asks for a This applicant scored higher than what percentage of LSAT test takers? |% (Round to the nearest integer as needed.)

Complete the table and answer the question. a. What is mean of the probability distribution? b. What is variance of the probability distribution? c. What is standard deviation of the probability distribution?