The demand for a product in the next month shows a normal distribution with an average of 1500 units and a standard deviation of 100 units. Accordingly, the sales; A) What is the probability of being between 1320 units and 1680 units?

Q: Assume that adults have IQ scores that are normally distributed with a mean of 96.8 and a standard…

A: Let "X" be the IQ score of the adults.

Q: Medical research has concluded that people experience a common cold roughly two times per year.…

A: The mean of the normal distribution, The standard deviation of the distribution,

Q: according to a survey conducted by wedding book, women who celebrated valentines day last year spend…

A: given data, normal distribution μ=86σ=27 probability that a randomly selected woman who celebrated…

Q: The life, in hours, of a battery produced by company A has a normal distribution with mean 20 and…

A: Introduction: Denote the random variable representing the life (hours) of a randomly selected…

Q: in a fish farm,the weight of a fish is found to follow normal distribution with mean 1.5 kg and…

A: Given that, In a fish farm, the weight of a fish is found to follow normal distribution with mean…

Q: The life of a vacuum cleaner is normally distributed with mean of 2 years and a standard deviation…

A: Given: Mean(μ)  = 2 years Standard deviation (σ) = 1 years

Q: Find the probability that 1 man has weight greater than 160 lb. Assume that weights of males are…

A: Let X represent the random variable Mean=182.9 SD=40.8   X~ Normal (182.9, 40.82)

Q: The average number of miles driven on a full tank of gas in a certain model car before its​ low-fuel…

A: It is given that the mean is 399 and the standard deviation is 36.

Q: Bryse is 27 years old. Based on a normal distribution with mean 47.8 years and standard deviation…

A: GivenBryse is 27 years oldx=27Mean(μ)=47.8standard deviation(σ)=12.6

Q: The time it takes to drive through the middle of campus follows a uniform distribution with a…

A:

Q: Major league baseball salaries are normally distributed with average 3.3 million with a standard…

A: Answer: From the given data, Suppose X: The salaries of major league baseball X follows a normal…

Q: Exhibit 4 A random sample of 121 bottles of cologne showed an average content of 9 ounces.…

A: Given that  Sample size n =121 Population mean μ =9 Population standard deviation =0.18 NOTE:-…

Q: Blood glucose levels are normally distributed with a mean of 85 mg/dl and a standard deviation of 25…

A: Answer: Given that:   ‘x’ is Normally distributed with                 Mean  µ =85       standard…

Q: The average amount of money spent by an Amazon customer per month is $1296 with standard deviation…

A: Mean = 1296 Standard deviation = 110

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: The average number of mice in a 5-acre rice field is estimated to be 80. Find the probability that a…

A: Given that  The average number of mice in a 5-acre rice field is estimated to be 80. Find the…

Q: The final exam scores in a statistics class were normally distributed with a mean of 63 and a…

A:

Q: Assume the probability that a maple tree at age 5 grows less than 130 cm is equal to 0.1. If the…

A:

Q: The amount of daily sales of a candy shop in weekdays is approximately normally distributed with a…

A: Let us denote: X=the amount of daily sales of a candy shop in weekdays Given that X follows a normal…

Q: The annual rainfall in a large metropolitan area is approximately normal with a mean of 42 inches…

A: Let us assume that X=The annual rainfall in a large metropolitan area  Given that X follows a normal…

Q: Major league baseball salaries are normally distributed with average 3.3 million with a standard…

A: Given problem Given that   Major league baseball salaries are normally distributed with average…

Q: The mean cost of domestic airfares in the United States rose to an all-time high of $395 per ticket.…

A: Hey, since there are multiple sub-part questions posted, we will answer first three questions. If…

Q: Recent report in Times showed a typical family of four spends $490 per month on food with a mean of…

A:

Q: Data from the Bureau of Labor Statistics’ Consumer Expenditure Survey show that annual expenditures…

A: Given information- For the year 2001- Population mean, µ = $235 Population standard deviation, σ =…

Q: he number of customers at a coffee shop per day follows a normal distribution with a mean of 3,500…

A: given data, normal distributionμ=3500σ=250probability that the coffee shop will serve more than…

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: Suppose a survey finds that the mean monthly rent of a two-bedroom apartment in seattle is $560,…

A: Given Information:Mean, μ=$560Standard Deviation, σ=$35

Q: A major application of analytics in marketing is determining customer retention. Suppose that the…

A: Given, The customer leaving for another carrier from one month to the next is 0.07We have to find…

Q: The demand for a product in the next month shows a normal distribution with an average of 1700 units…

A:

Q: Suppose that heights of women at UT Tyler are normally distributed with a mean of 64 inches and a…

A: It is given that the mean is 64 and standard deviation is 2.4.

Q: People with high blood pressure suffer from hypertension. Data on fasting blood sugar…

A: Given: Data on fasting blood sugar (milligrams/decilitre) and magnesium (milligrams/decilitre) in…

Q: The demand for a product in the next month shows a normal distribution with an average of 1400 units…

A:

Q: ortion of firms will earn a return between 4% and 8%? B   To the nearest percent find the…

A: given: mean (μ)= 7.5 standard deviation(σ)=2.5

Q: The finish times for marathon runners during a race are normally distributed with a mean of 195…

A: given data  normal distributionμ = 195 minutesσ = 25 minutesP(x<180 minutes) = ?

Q: The mean cost of domestic airfares in the United States rose to an all-time high of $400 per ticket.…

A: (a) Obtain the probability that a domestic airfare is $560 or more. The probability that a domestic…

Q: The life of a vacuum cleaner is normally disyributed with mean 5 years and standard deviation 2…

A:

Q: A normal distribution of scores has a standard deviation of 10. Find the z-scores corresponding to…

A: We have given standard deviation as σ = 10.

Q: Find the probability that a randomly selected adult has an IQ greater than 136.4

A: Let X denote the IQ scores of adults. Given that X follows N(mean = 101.3, SD = 20.2), then  Z = (X…

Q: The lengths of human pregnancies are approximately normally distributed with a mean of 268 days and…

A: Let X is the random variable representing lengths of human pregnancies. X~Normalμ=268,σ=16

Q: Assume that adults have IQ scores that are normally distributed with a mean of 96.9 and a standard…

A:

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.