When parking a car in a downtown parking lot, drivers pay according to the numberof hours or fraction thereof. The probability distribution of the number of hours carsare parked has been estimated as follows:x 1 2 3 4 5 6 7 8P(X) 0.209 0.10.101 0.093 0.058 0.022 0.03 0.387A. Mean =B. Standard Deviation =The cost of parking is 4.75 dollars per hour. Calculate the mean and standarddeviation of the amount of revenue each car generates.A. Mean =B. Standard Deviation =

Given information- We have given the probability distribution of the number of hours cars are parked…

When parking a car in a downtown parking lot, drivers pay according to the number of hours or fraction thereof. The probability distribution of the number of hours cars are parked has been estimated as follows: 4 5 6 P(X) 0.209 0.10.101 0.093 0.058 0.022 0.03 0.387 x 1 2 3 7 8 A. Mean = B. Standard Deviation = The cost of parking is 4.75 dollars per hour. Calculate the mean and standard deviation of the amount of revenue each car generates. A. Mean = B. Standard Deviation =

When parking a car in a downtown parking lot, drivers pay according to the number of hours or fraction thereof. The probability distribution of the number of hours cars are parked has been estimated as follows: 4 5 6 P(X) 0.209 0.10.101 0.093 0.058 0.022 0.03 0.387 x 1 2 3 7 8 A. Mean = B. Standard Deviation = The cost of parking is 4.75 dollars per hour. Calculate the mean and standard deviation of the amount of revenue each car generates. A. Mean = B. Standard Deviation =

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...

See similar textbooks

Similar questions

The lengths of pregnancies are normally distributed with a mean of 266days and a standard deviation of15days. a. Find the probability of a pregnancy lasting 309days or longer. b. If the length of pregnancy is in the lowest 2%,then the baby is premature. Find the length that separates premature babies from those who are not premature. The probability that a pregnancy will last 309 days or longer is nothing
The cost of personal computers (PCs) follows an approximately Normal distribution with a mean of $435 and a standard deviation of $51. Let C = the cost of a PC. Which of the following represents the probability of a randomly chosen PC costing between $350 and $450? A. P(350 < C < 450) = 0.048 B. P(350 < C < 450) = 0.384 C. P(350 > C > 450) = 0.384 D. P(350 > C > 450) = 0.432 E. P(350 < C < 450) = 0.568
The months of July to October are considered rainy season in the Philippines as multiple weather disturbances are always experienced within this span. A sample data of a weather disturbance within this season is given. The probability distribution is presented in the table. 1. Find the variance 2. Find the standard deviation Number of weather disturbance in a month (x) Probability P(x) 0 .12 1 .20 2 .33 3 .25 4 .10
The line width for semiconductor manufacturing is assumed to be normally distributed with a mean of 0.45 micrometer and a standard deviation of 0.05 micrometer. What is the probability that a line width is between 0.47 and 0.63 micrometer? a. 0.7211 Оb.0.1246 Oc. NONE d. 0.0344
When parking a car in a downtown parking lot, drivers pay according to the number of hours or fraction thereof. The probability distribution of the number of hours cars are parked has been estimated as follows: X 1 2 3 4 5 6 7 8 P(X) 0.208 0.121 0.1030.098 0.059 0.033 0.025 0.353 A. Mean = B. Standard Deviation = The cost of parking is 4.25 dollars per hour. Calculate the mean and standard deviation of the amount of revenue each car generates. A. Mean = B. Standard Deviation = Note: You can earn partial credit on this problem.
Find the indicated probability. The average number of pounds of red meat a person consumes each year is 196 with a standard deviation of 22 pounds (Source: American Dietetic Association). If a sample of 50 individuals is randomly selected, find the probability that the mean of the sample willI be less than 200 pounds. 0.0985 0.8815 0.9015 0.7613
A pediatrician wants to determine the relation that may exist between a child's height and head circumference. She randomly selects 5 children and measures their height and head circumference. The data are summarized below. A normal probability plot suggests that the residuals are normally distributed. Complete parts (a) and (b) below. Height (inches), x 26.5 26.75 25.5 27.5 25 Head Circumference (inches), y 17.3 17.3 17.1 17.5 16.9 (a) Use technology to determine sb1. sb1=_____? (Round to four decimal places as needed.) (b) Test whether a linear relation exists between height and head circumference at the α=0.01 level of significance. State the null and alternative hypotheses for this test. Choose the correct answer below. A. H0: β1=0 H1: β1>0 B. H0: β0=0 H1: β0≠0 C. H0: β0=0 H1: β0>0 D. H0: β1=0 H1: β1≠0 Determine the P-value for this hypothesis test. P-value=____? (Round to three…
Private nonprofit four-year colleges charge, on average, $27,363 per year in tuition and fees. The standard deviation is $6,865. Assume the distribution is normal. Let X be the cost for a randomly selected college. Round all answers to 4 decimal places where possible.b. Find the probability that a randomly selected Private nonprofit four-year college will cost less than 25,876 per year. _________c. Find the 68th percentile for this distribution. $ ________ (Round to the nearest dollar.) Answer is not - 1. 0.42074 2. 30.475
The grades of business statistics are normally distributed with mean 80 and standard deviation 10. The probability that a student can get more than 90 is 0.1587 0.9585 0.7645 OC. 0.8580 D. 0.1007 CE
A sniper hits a target 80% of the time. He fires five shots at the target. Find A. Probability that more than 3 shots hit the target B. Probability that atleast 3 shots hits the target C. Mean D. Variance E. Standard deviation
It is given that the mean and the standard deviation of the loss are -2.8 and 7, respectively. Based on a normal distribution, the 90% VaR is A. -0.5887 B. -2.52 C. 2.17 D. 3.5
Brenda has collected data to find that the finishing times for cyclists in a race has a normal distribution. What is the probability that a randomly selected race participant had a finishing time of greater than 154 minutes if the mean is 143 minutes and the standard deviation is 11 minutes? Use the empirical rule.Provide the final answer as a percent.