A new car that is a gas- and electric-powered hybrid has recently hit the market. The distance travelled on 1 gallon of fuel is normally distributed with a mean of 55 miles and a standard deviation of 6 miles. Find the probability of the following events: A. The car travels more than 59 miles per gallon. Probability =  B. The car travels less than 50 miles per gallon. Probability =  C. The car travels between 49 and 58 miles per gallon. Probability =

Q: Melissa Johnson runs the mile for her track team. She has averaged a time of 5 minutes, 30 seconds…

A:

Q: The weight of small dogs can be modelled by a normal distribution with a mean weight of 8.4 kg and a…

A: The provided information is:

Q: A new car that is a gas- and electric-powered hybrid has recently hit the market. The distance…

A: Let "X" be the distance travelled on 1 gallon of fuel. Refer Standard normal table/Z-table OR…

Q: A new car that is a gas- and electric-powered hybrid has recently hit the market. The distance…

A:

Q: A hen lays a mean egg 309 eggs per year with a standard deviation is 12.7 eggs. The distribution can…

A: Given information- Sample size, n = 21 Population mean, µ = 309 eggd Population standard deviation,…

Q: hotel in a European city follows a normal distribution with a mean of 170 euros and a standard…

A:

Q: The typical American adult eats an average of 48.5 hamburgers in a year. Assume the number of…

A: The information provided in the question are as follows :- The average number of hamburgers eaten by…

Q: Working in the garden pulling weeds/planting flowers burns an average of 200 calories per hour. If…

A: given data μ=200σ=9normal distribution P(200<x<225)=?

Q: Tiger Woods hits an average driver 287.2 yards with a standard deviation of 24.6 yards. What is the…

A: The probability value is calculate by means of standard normal variate with the random variable,…

Q: The salary for workers at a company are normally distributed with a mean of $60,000 and a standard…

A: Solution: Let X be the salary for workers at a company. From the given information, X follows normal…

Q: The average age of vehicles registered in the United States is 96 months. Assume the population is…

A: Given that: X is normally Distributed with mean µ = 96.0 and standard deviation σ = 15.0 By using…

Q: A new car that is a gas- and electric-powered hybrid has recently hit the market. The distance…

A:

Q: builtrite has calculated average weekly daily sales to be 80000 with a standard deviation of 12000.…

A: Mean()=80000standard deviation()=12000 one store manager made a bet with another store manager that…

Q: Ava's morning routine is normally distributed and independent. She has been tracking her time from…

A: Let X and Y are the first and second mornings. It is given that X and Y are independent and…

Q: High school girls average 80 text messages daily. Assume the population standard deviation is 15…

A: Given information:

Q: The service time for customers coming through a checkout counter has mean 128 seconds and standard…

A: Let, X=The service time for customers coming through a check out counter Given that X follows a…

Q: The population mean is 20 inches and population standard deviation is 4 inches. A random sample of…

A: mean = 20 s =4

Q: The average number of pounds of red meat a person consumes each year is 196 with a standard…

A: We are given,μ = 196σ = 22n = 60

Q: The average amount of snow per year in Whiteville is 32 inches. The standard deviation is 4 inches.…

A:

Q: The average time a person spends shopping in a grocery store is 43 minutes.  If the time is normally…

A: Given:  The average time a person spends shopping in a grocery store is 43 minutes.  The time is…

Q: The average sales price of a single-family house in the United States is $235,000. You randomly…

A: Given, Mean sales price of family in US is $2,35,000 Standard deviation is $50,000 I.e.,…

Q: A​ bank's loan officer rates applicants for credit. The ratings are normally distributed with a mean…

A: It is given that the ratings are normally distributed with mean 200 miles and standard deviation 50.

Q: The weights of college football players are normally distributed with a mean of 193 pounds and a…

A: Mean = 193 Standard deviation = 53

Q: The net weight of a can of salmon is a random variable with a mean of 6.21 ounces and a standard…

A: Solution

Q: A survey indicates that for each trip to the supermarket, a shopper spends an average of 45 minutes…

A: Given that, The lengthsnof time spent in the store are normally distributed and are represented by…

Q: IQ is normally distributed with a mean of 100 and a standard deviation of 15. Suppose one individual…

A: Let X = IQ of an individual.  The probability that the person has an IQ greater than 140.

Q: The heights of athletes at a college have mean 69.5 inches and standard deviation 3.3 inches. Find…

A: From the given information,   Mean= 69.5 Standard deviation = 3.3   The objective is to find the…

Q: A sniper hits a target 80% of the time. He fires five shots at the target. Find  A. Probability…

A: Given problem is binomial distribution Let X: No. of hits n=No. of shots at the target=5 p=prob. of…

Q: Find the probability that an observation taken from a standard normal population will be more than…

A: We have to find given probability..

Q: Assume the average weight of a schoolchild's book bag is 17.5 pounds, with a standard variation of…

A: Let X be a random variable that denotes the weight of the child's school bag. Then, it is provided…

Q: 3) An F-1 race has an average length of 305 kilometers with a standard deviation of 72 kilometers.…

A:

Q: goods

A: Let X be the random variable such that  cholesterol content of a certain canned goods. The average…

Q: The weights of ice cream cartons are normally distributed with a mean weight of 10 ounces and a…

A:

Q: Suppose that the number of hours that an adult watches in a day has a mean of 2.4 hours and a…

A: Given: i. Calculate the corresponding Z score as follows: The diagram corresponding to the mean…

Q: Solve the problem. Assume that mountain lions' weights are normally distributed with a mean of 62.6…

A: We have given that,  X be the random variable from normal distribution with mean (μ) = 62.6 ,…

Q: find the probability that the mean time of a sample of 15 Americans who shower will be less than 12…

A:

Q: A 2006 Toyota Echo has a mean gas mileage of 32 miles per gallon (mpg) with a standard deviation 5…

A: Given that: X is normally Distributed with mean µ = 32.0 and standard deviation σ = 5.0 By using…

Q: A door-to-door salesperson is visiting houses in Hamilton to sell internet plans. The probability…

A: The probability that a house decides to buy the internet plan is 25%. The salesperson visits 100…

Q: The weight of competition pumpkins at the Circleville Pumpkin Show in Circleville, Ohio, can be…

A: The weight of competition pumpkins at the Circleville Pumpkin Show represented by a normal…