The number of pieces of dog food in a one-cup scoop is approximately Normally distributed with a mean of 205 pieces and a standard deviation of 9.2 pieces. If a random sample of 15 scoops of dog food is selected, what is the probability that the mean number of pieces of food will be less than 200 pieces? O 0.0053 O 0.0177 O 0.2934 O 0.9823

Q: According to the Opinion Research Corporation, men spend an average of 12.9 min in the shower.…

A: Given that  X~Normal(μ=12.9,σ=1.65)

Q: Assume that the square footage of a residential house in the US is normally distributed with a…

A: Let X be the random variable from normal distribution with mean (μ) = 1000 and standard deviation…

Q: The diameter of bolts produced by a certain machine are normally distributed with a mean of 0.30…

A:

Q: According to a study done by Pierce students, the height for Hawaiian adult males is normally…

A:

Q: The monthly utility bills in a city are normally distributed with a mean of $121 and a standard…

A: Given : The monthly utility bills in a city are normally distributed with a mean of $121 and a…

Q: The amount of milk sold each day by a grocery store varies according to the Normal distribution with…

A:

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

A: # Given: salary of workers follow normal distribution with mean mu=$60000 and standard deviations…

Q: The population of lengths of aluminum-coated steel sheets is normally distributed with a mean of…

A: The mean is 30.05 and standard deviation is 0.2.

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: The mean monthly household electric bill in a certain community is $110. Assume the amounts are…

A: Suppose the random variable x defines the monthly household electric bill in a certain community.

Q: The manager of a computer help desk operation has collected enough data to conclude that the…

A: Given, Mean = μ = 8.21 Standard deviation = σ = 2.14 Sample size = n = 40 The x is normally…

Q: If the mean height of a population of students is 68 inches with standard deviation 3 inches, what…

A: Given that      The mean height of a population of students is 68 inches with standard deviation 3…

Q: The number of pieces of dog food in a one-cup scoop is approximately Normally distributed with a…

A: The number of pieces of dog food in a one-cup scoop is approximately Normally distributed with a…

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: In​ 2008, the per capita consumption of soft drinks in Country A was reported to be 19.11 gallons.…

A: GivenMean(μ)=19.11standard deviation(σ)=5

Q: The average amount of a beverage in randomly selected 16-ounce beverage can is 16.1 ounces with a…

A: Sampling Distribution of a Normal Variable :  Given a random variable X. Suppose that the population…

Q: Full-time college students report spending a mean of 29 hours per week on academic​ activities, both…

A: We have given that,  Let X be the random variable from normal distribution with mean (x̄) = 29,…

Q: A coffee-vending machine is set to dispense amounts of coffee per cup that follows a normal…

A: The normal distribution is a continuous random variable that has a parameter μ and σ. If a normal…

Q: The weights of all firefighters are normally distributed with a mean of 200 lbs and a standard…

A:

Q: Assume the values of accounts receivable by a corporation are distributed with a true mean of…

A:

Q: The volumes of soda in quart soda bottles are normally distributed with a mean of 32.3 oz and a…

A: μ=32.3, σ=1.2

Q: The average cost per household of owning a brand new car is $5000. Suppose that we randomly selected…

A: Z-score formula : z = (x̄ - μₓ̄ )/σₓ̄

Q: Suppose the weight of an adult male Labrador is normally distributed with u=71.2 pounds and a…

A: Mean()=71.2standard deviation()=3.4

Q: In a study of work patterns, data from 669 subjects were collected. For the time spent in child…

A: We have given that,  Let X be the random variable from normal distribution with mean (μ) = 23.08,…

Q: Assume that the salaries of elementary school teachers are normally distributed with a mean $35,000…

A:

Q: According to the Nielsen Company, the mean number of TV sets in a U.S. household in 2013 was 2.24…

A: Mean = 2.24 Standard deviation = 1.3 Sample size = 95

Q: The starting salaries of individuals with an MBA degree are normally distributed with a mean of…

A: According to the given information in this question We need to find the probability that MBA degree…

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: What is the probability that a randomly chosen light bulb will have a lifetime of more than of 1,000…

A: Let X denote the lifetimes of the light bulb produce by Flip Company. Given that X follows N(mean =…

Q: The number of thunderstorms in Florida in a calendar year is normally distributed with a mean of 80,…

A: Mean = 80 Standard deviation = 12 Sample size = 8

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

A: Given  Mean = 60000 Standard deviation = 9000 Sample size = 36 Z score formula = (x -mu)/s/√n

Q: fertility rate is the number of births per 1000 women aged 15-44. The mean fertility rate of the 50…

A: According to the given information in this question We need to find the following probability

Q: An engine horsepower is normally distributed with an average of 350 horsepower and a standard…

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

Q: The number of pieces of dog food in a one-cup scoop is approximately Normally distributed with a…

A:

Q: A company produces steel rods. The lengths of the steel rods are normally distributed with a mean of…

A: We have given that Mean(µ) = 185.9Standard deviations (σ) = 0.9X ~ N (µ, σ )= N (186.9, 0.9)n = 6

Q: suppose the walking step lengths of an adult males are normally distributed with a mean of 2.7 feet…

A: Given that  Mean=μ=2.7 Standard deviation=σ=0.3 Sample size=n=70 X~Normal(μ=2.7,σ=0.3)

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

A:

Q: The heights of strawberry plants are Normally distributed with a mean of 12 inches and a standard…

A: The Z-score of a random variable X is defined as follows: Z = (X – µ)/σ. Here, µ and σ are the mean…

Q: The average drive to work is 9.6 miles. Assume the standard deviation is 1.8 miles. If a random…

A: From the given information, x¯=9.6σ=1.8n=36

Q: The time needed to complete a final examination in a particular college course is normally…

A: μ=80 minutesσ=10 minutes

Q: A large tank of fish from a hatchery is being delivered to a lake. The hatchery claims that the mean…

A: The Z-score of a random variable X is defined as follows: Z = (X – µ)/σ. Here, µ and σ are the mean…

Q: a physical fitness association is including the mile run in its secondary school test. the time for…

A: Suppose, X be the time for the event for girls in secondary school (in seconds). Given that X…