Each month, a Pakistan household generates an average of 19 pounds of garbage. Assuming the variable is normally distributed and the standard deviation is 5 pounds. If a household is selected at random, find the probability of its generating: a) Between 18 and 21 pounds per month. b) More than 25.6 pounds per month.

Q: The probability that a person catches a cold during the cold and flu season is 0.4. Assume that 10…

A: According to the given information, we have Probability, p = 0.4 Sample size, n = 10

Q: The average age of accountants is 53 years, with a standard deviation of 5 years. If an accounting…

A: We have to find probability..

Q: A population has a mean of 80 and a standard deviation of 7. A sample of 49 observations will be…

A:

Q: A study of the amount of time it takes a mechanic to rebuild the transmission for a 2010 Chevrolet…

A: Concept of sampling distribution of sample mean: Let a particular characteristic of a population is…

Q: Five hundred children participated in a field demonstration. Their heights averaged 110cm with a…

A:

Q: Exercise 1: The weight of a random scone sold by your favorite bakery has a mean of 105g I a…

A: Given: μ = 105 σ = 5 Formula Used: Z-score= X-μσn

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: In a region the energy consumption for a family per month averages 1145 kWh and one 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 mea Of male College Students io alarge City Is 68nes is 68ncnes Cnd the Standard deviation of 5…

A: Solution Let X: Height of student X~N((μ=68, σ=5) Find the probability that students height between…

Q: Find the probability that a normally distributed random variable will fall within these ranges: 1.…

A:

Q: In a Godiva Chocolate Shop, there are different sizes and weights of boxes of truffles. a. Find the…

A: a. Given: μ=283σ=1.6 The probability that a box of truffles weighs between 283 and 285.4 grams…

Q: The length of a fully grown hibiscus plant is normally distributed and has a mean 35cm. It is found…

A: Normal Distribution: A continuous random variable X is said to follow Normal distribution with…

Q: An amusement park ride has a bench seat designed for two passengers in each row. In this scenario,…

A:

Q: The average age of the company’s presidents is 60 years old. Assume the variable is normally…

A: Given data :  μ=60σ=5

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 number of newspapers sold daily at a kiosk is normally distributed with a mean of 350 and a…

A: Solution-: Given: μ=350,σ=50 We want to find, (i) P(more newspapers are sold on Wednesday than on…

Q: The breaking distances from a speed of 60 mph to a complete stop on dry pavement are normally…

A: From the given information,Let the x be a random variable that represent the breaking distance which…

Q: The probability is 0.3 that a traffic fatality involves an intoxicated or​ alcohol-impaired driver…

A: Probability, Sample size,

Q: The average hourly wage of employees of a certain company is $11.88. Assume the variable is normally…

A: The mean of the distribution is .The standard deviation of the distribution is .The population is…

Q: An electric firm manufacture light bulb that have a length of life that is approximately normally…

A: We have given that.   X~N( μ , ?^2 )   μ =800 , ? =40   ,n=16   Z-score =( x - μ )/?

Q: An automatic machine in a manufacturing process is operating properly if the lengths of an important…

A:

Q: ach month, the city of Accra generates an average of 28 pounds of waste. Assume the variable is…

A: To the probability of its generating between 27 and 31 pounds of waste per month and draw a normal…

Q: The average age of a vehicle registered in the United States is 8 years, or 96 months. If a random…

A: Mean()=8 years=96 monthsstandard deviation()=15

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: 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: The average age of our class is 22.3 years.  The standard deviation is 4.7 years.  If the variable…

A: Let X: Age of student. X~N(μ=22.2, σ=4.7)

Q: Assume that women’s heights are normally distributed with a mean of 63.6 inches and a standard…

A:

Q: he level of nitrogen oxides (NOX) and nonmethane organic gas (NMOG) in the exhaust over the useful…

A: Given Data: Mean (μ)=85 Standard deviation (σ)=6 Variance (σ2)=36 Sample size(n)=16   Let X be the…

Q: Each month, a public market in Batangas generates an average of 30 pounds of plastic for garbage or…

A: Mean(µ) = 30Standard deviations (σ) = 4X ~ N (µ, σ )= N (30, 4)

Q: A student randomly guesses at four multiple-choice questions. Each question has three possible…

A:

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 ,…

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.