Monthly fuel consumption at a firm is normally distributed with mean 20,000 liters and standarddeviation of 2,500 liters. Suppose the firm wants to store fuel in a tank. What capacity does thistank need to have to store monthly fuel consumption with 0.90 probability?Round your answer to the nearest integer.(Standard Normal Table)

The mean of the distribution is liters.The standard deviation of the distribution is liters.The…

Answered: Monthly fuel consumption at a firm is…

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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BMI in children is approximately normally distributed with a mean of 24.5 and a standard deviation of 6.2. A BMI between 25 and 30 is considered overweight. What proportion of children are overweight? A BMI of 30 or more is considered obese. What proportion of children are obese? In a random sample of 10 children, what is the probability that their mean BMI exceeds 25?
NORMAL DISTRIBUTION 1.) It is measured that the average time vehicles travel from San Marino to San Vicente is 84.5 minutes with a standard deviation of 4.2 minutes. Find the probability that a vehicle from San Marino will arrive in San Vicente with a travel time between 58.6 minutes to 72.3 minutes. (Draw a box around your final answer.)
High school students across the nation compete in a financial capability challenge each year by taking a National Financial Capability Challenge Exam. Students who score in the top 13 percent are recognized publicly for their achievement by the Department of the Treasury. Assuming a normal distribution, how many standard deviations above the mean does a student have to score to be publicly recognized? (Round your answer to 2 decimal places.)
Customers at a popular restaurant spend on average $32.30 per person. Assume that the amount spent follows approximately a normal distribution with a standard deviation of $5.25. What is the probability that a randomly selected customer will spend more than $40.00? • Below what cost do the 20% of customers paying the least spend?
Plz complete solution. A local fast-food restaurant has a soda dispensing machine that employees use to automatically fill large soft drink cups. The dispenser is preset to dispense 18 ounces of fluid each time with a standard deviation of 0.75 ounces. The dispensing follows a normal distribution. Use this data to solve What is the probability that a cup will contain 16.5 ounces or more? What is the probability that a cup will contain 16.5 ounces or less? What is the probability that a cup will contain between 15.75 and 18.4 ounces? What is the probability that a cup will contain between 18.0 and 18.3 ounces? What is the probability that a cup will contain between 15.35 and 18.85 ounces? How many ounces would the lowest 4 percent of cups contain? 21. What is your best guess at the number of ounces a cup would contain?
SAT exam math scores are normally distributed with mean 523 and standard deviation 89. Give the probability a test taker will score between a 500 and 600 on the math portion of the SAT. round to four decimal places.
The full height of a certain species of tree has a normal probability distribution with a mean of 195.6 ft and a standard deviation of 7.5 ft. State the random variable. ¯x = the height of a certain species of tree ¯x = the mean height of a certain species of tree x = the height of a certain species of tree x = the diameter of a certain species of tree A tree of this type grows in my backyard, and it stands 187.4 feet tall. Find the probability that the height of a randomly selected tree is shorter than mine. Round to three decimal places.Which is the notation for the probability that the height is shorter than mine? P(x < 187.4) P(¯x < 195.6) P(¯x > 195.6) P(x > 195.6) P(¯x< 187.4) P(x < 195.6)
unch Assume that the heights of women are normally distributed with a mean of 63.6 inches and a standard deviation of 2.5 inches. If 75 women are randomly selected, find the probability that they have a mean height between 63 and 65 inches. book O A. 0.2119 xt OB. 0.0188 O C. 0.9811 ccessible Resout O D. 0.3071 Tools for Success Multimedia Libral Skills for Success Purchase Options Details Study Plan Click to select your answer and then click Check Answer. Discussion IMG 8704.jpg Open file All parts showing Clear All Check Answer DOpen file Show all P Type here to search a 1:36 AM 4/16/2021 14 47
Please give solution in correct and step by step detailed format thanku 1. The weights of extra-large eggs are normally distributed with a mean of 1 ounce and a standard deviation of 0.1 ounce. What is the probability that a carton of a dozen eggs weighs more than 13 ounces? A. 0.1814 B 0.0000 C 0.0019 D 0.2033
Help needed The World Health Organization's (W.H.O.) recommended daily minimum of calories is 2600 per individual. The average number of calories ingested per capita per day for the US is approximately 2460 with a standard deviation of 500. If we take a random sample of 36 individuals from the US, what is the probability that the sample mean exceeds the W.H.O. minimum?
estions 1. Residents of rural Wisconsin drink an average of 4L of soda per week, with a standard deviation of 1L. What is the probability that a randomly-selected resident of rural Wisconsin drinks 5.5 to 6.8L of soda per week?
Calculate the value of a normal random variable representing the bottom 20% of an approximately normal distribution with a mean of 74 and a standard deviation of 7. (Use a table or technology. Round your answer to one decimal place.)

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