Following is a probability distribution for the number of cars, owned by a randomly selected household. Number of Cars Probability ... 0.03 1 0.13 2 0.70 3 0.10 4+ 0.04 a. Find the mean. (Answer in 3 decimal places.) Answer: Blank 1 b. Find the standard deviation. (Answer in 3 decimal places.) Answer: Blank 2 Blank 1 Add your answer Blank 2 Add your answer

Following is a probability distribution for the number of cars, owned by a randomly selected household. Number of Cars Probability ... 0.03 1 0.13 2 0.70 3 0.10 4+ 0.04 a. Find the mean. (Answer in 3 decimal places.) Answer: Blank 1 b. Find the standard deviation. (Answer in 3 decimal places.) Answer: Blank 2 Blank 1 Add your answer Blank 2 Add your answer

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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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.…
II. Construct a probability distribution and draw a histogram for the data of the probability distribution. 1. The probability that a customer of a fast food chain will order 0, 1, or 2 pieces of chicken are 0.20, 0.25, and 0.30 respectively.
In the accompanying table, the random variable x represents the number of televisions in a household in a certain country. Determine whether or not the table is a probability distribution. If it is a probability distribution, find its mean and standard deviation.LOADING... Click the icon to view the data.Question content area bottomPart 1If the table is a probability distribution, what is its mean? Select the correct choice below and fill in any answer boxes within your choice.A.Its mean is enter your response here.(Round to the nearest tenth as needed.)B.The table is not a probability distribution.Part 2If the table is a probability distribution, what is its standard deviation? Select the correct choice below and fill in any answer boxes within your choice.A.Its standard deviation is enter your response here.(Round to the nearest tenth as needed.)B.The table is not a probability distribution.xP(x)00.0210.1720.2430.2540.1850.14
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.
A probability distribution of the claim sizes for an auto insurance policy appears in the following table. Claims Probability 1 2345 0.2 0.2 0.1 0.25 0.25 Find the percentage of claims within one standard deviation of the mean. Question Help: Message instructor Add Work %
Find the standard deviation. Group 1: 7,8,7,6,7,7,7
A uniform distribution has endpoints of 3 and 12. A. Determine the probability that a randomly selected value is either less than 4 or greater than 9. Report answer to 3 decimal places. B. Determine the value of the 70th percentile. Report answer to 1 decimal place.
The time between arrivals of vehicles at a particular intersection follows an exponential probability distribution with a mean of 12 seconds. A. IN EXCEL sketch this exponential distribution, and Standard deviation. B. IN EXCEL What is the probability that the arrival time between vehicles is 12 seconds or less. C. IN EXCEL What is the probability that the arrival time between vehicles is 6 seconds or less.
Cody took his first physics exam and scored an 80. The population mean for this exam is 70, and the standard deviation is 5. What is the probability of selecting a person with a score greater than Cody’s?
According to National Testing data, college math class testing times are normally distributed with a mean of 54 minutes and standard deviation 7 minutes. The bell curve below represents the probability distribution for testing times. The scale on the horizontal axis is equal to the standard deviation. Fill in the three indicated boxes. l = 54 o = 7
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