The number of pizzas consumed per month byuniversity students is normally distributed with amean of 6 and a standard deviation of 5. UseExcel to answer the following questions:A. What proportion of students consume morethan 9 pizzas per month?Probability =B. What is the probability that in a random sampleof size 12, a total of more than 60 pizzas areconsumed? (Hint: What is the mean number ofpizzas consumed by the sample of 12 students?)Probability=

It is required to find the proportion of students who consume more than 9 pizzas per month, and the…

Answered: The number of pizzas consumed per month…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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The annual per capita consumption of bottled water was 30.8 gallons. Assume that the per capita consumption of bottled water is approximately normally distributed with a mean of 30.8 and a standard deviation of 13 gallons. a. What is the probability that someone consumed more than 41 gallons of bottled water? 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? a. The probability that someone consumed more than 41 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.) d. 99.5% of people consumed less than (Round to two…
The annual per capita consumption of bottled water was 30.3 gallons. Assume that the per capita consumptic of bottled water is approximately normally distributed with a mean of 30.3 and a standard deviation of 12 gallons. a. What is the probability that someone consumed more than 30 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. 97.5% of people consumed less than how many gallons of bottled water? a. The probability that someone consumed more than 30 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. 97.5% of people consumed less than gallons of bottled…
Customers stay on average 16 minutes in line before they can get into a certain store. The standard deviation is 4 minutes, and you should assume this normally distributed. a. Find the probability that a randomly picked individual will wait between 10 and 20 minutes. b. What proportion of waiting time falls above 24 min or below 6 min?
Assume the average price for a movie is $7.35. Assume the population standard deviation is $0.44 and that a sample of 40 theatres was randomly selected. What is the probability that the sample mean will be less than $7.31?
Just do subpart "b"
Most graduate schools of business require applicants for admission to take the GMAT examination. Scores on the GMAT examination are normally distributed with a mean of 527 and a standard deviation of 112. a. What is the probability of an individual scoring above 500 on the GMAT? unanswered b. How high must an individual score on the GMAT in order to score in the highest 5%? unanswered
Boston, Massachusetts, averages 211.7 sunny days per year. Assume that the number of sunny days follows a normal distribution with a standard deviation of 20 days. 20 What is the probability that Boston has less than 200 sunny days in a given year? a 0.2394 b 0.2520 c 0.2653 d 0.2793
The heights of 100 students are normally distributed with a mean of 172 cm. What is the standard deviation of the heights given that the probability of a height above 180 cm is 0.25? Select one: a. 7.9 cm b. 9.9 cm c. 10.5 cm d. 8.7 cm e. 11.9 cm
The mean salary offered to students who are graduating from Coastal State University this year is $ 24,215 , with a standard deviation of $ 3678 . A random sample of 85 Coastal State students graduating this year has been selected. What is the probability that the mean salary offer for these 85 students is $ 24,500 or less?
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