I. Clayton County clinics have determined that the average number of patients that daily visit their Emergency Room facilities is 86 with a standard deviation of 44 patients. Suppose a sample of 7 clinics are investigated: a) Find the probability the average number of daily patients seen over 7 clinics is greater than 100 patients. b) Find the probability the average number of daily patients seen over 7 clinics is less than 70 patients.

Q: Assume that for the population of MBA (Supply Chain Management), the average starting salary is PKR…

A: Points on sampling distribution of the sample mean: If the true population distribution of a random…

Q: At a large government office center in Chicago, it has been found out that the time employees spend…

A:

Q: 3. For a certain type of computers, the length of time bewteen charges of the battery is normally…

A: Given that mu = 50 ,s.d =15 p ( 50 <x<70 ) = ?

Q: 1.The average length of adult rabbit is 30 cm with the standard deviation of 4 cm. If their length…

A: Given : Let X : Length of adult rabbit is normally distributed with Mean (μ) = 30  (in cm) Standard…

Q: 2. The average comic book has 55 pages and a standard deviation of 7 pages. Assume it has a normally…

A:

Q: Assume the number of physical damage losses for houses as a result of hurricane Irma in Barbuda is…

A: Let X be the random variable from normal distribution with mean (μ) = 4000 and standard deviation…

Q: 2. The weight of 2,000 students are normally distributed with the mean of 46kg and standard…

A: First we find the required probabilities for getting the answers for given problems, (a) (b) (c)…

Q: 1. As studied, the average number of hours spent by senior high school students for their online…

A: The random variable X follows normal distribution. We have to find the probabilities for the given…

Q: 10. An education finance corporation claims that the average credit card debts carried by…

A:

Q: A manufacturing firm produces resistors with mean and standard deviation of 220 Ω and 11Ω,…

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Q: A small aircraft carries 20 passengers and has doors with a height of 72 in. Heights of men are…

A:

Q: 6. If the probability of a defective bolt is 0.1, find (a) the mean (b) the standard deviation for…

A: Given,n=400Probability of success(p)=0.1Probability of failure(q)=1-0.1=0.9here we can use binomial…

Q: Q/The speed of a file transfer from a company server to any employee personal  computer is normally…

A:

Q: the sape of the distribution of the time required to get an oil change at  a 10-minute oil change…

A: Answer:  Given,n=40 Mean=11.4 Standard deviation =3.2

Q: 1. Assume that the amounts of weights that male college students gain during their freshman year are…

A:

Q: 2. The average daily jail population in the New Bilibid prison in Muntinlupa City is 36,295. If the…

A: The average population of jail is 36,295. The standard deviation of the population in jail is 3760.

Q: 3. The average cholesterol content of a certain canned goods is 215 milligrams, and the standard…

A: Given that  X~N(μ= 215 , σ= 15 ) μ= 215 , σ= 15 , n= 25

Q: The average number of milligrams (mg) of sodium in a certain brand of low-salt microwave frozen…

A: Solution:

Q: Use the CLT again to determine the probability that the mean taxable wages in James' sample of 50…

A: It is given that mean is 28.29 and the standard deviation is 33.493.

Q: In order to estimate the average time spent on the computer terminals per student at a local…

A: Formula for margin of error (E) : E =zα/2×σn Where , zα/2 is critical value for given confidence…

Q: A candy company has calibrated their machines to fill each bag of candy to an average weight of 500…

A: Let X=the weight of each candy bag Given that X has mean=500 and standard deviation=5 The population…

Q: Assume that the average weight of an NFL player is 245.7 pounds with a standard deviation of 34.5…

A: Given - The average weight of an NFL player is μ = 245.7 pounds with standard deviation σ =34.5…

Q: Suppose the parole board is examining five prisoners up for parole. Let x represent the number of…

A: Let x be the random variable having probability mass function is,  X 0 1 2 3 4 5 P(x)  0.237…

Q: 3. The average cholesterol content of a certain brand of eggs is 215 milligrams, and the standard…

A: Given mean μ = 215standard deviation σ = 15we need to calculate two parts of probability

Q: 2. The line width for semiconductor manufacturing is assumed to be normally distributed with a mean…

A:

Q: 2. An electronic company in laguna manufactures resisters that have aean resistance of 120 ohms and…

A: Given that: Mean resistance: μ=120Ω Standard deviation: σ=13Ω Random sample: n=40 For : Px>114

Q: According to the St. Lucie Economic Development Council, the average household income in St. Lucie…

A: Given Mean=45775 Standard deviations=1830

Q: 1.) The average repair cost of a microwave oven is $55, with a standard deviation of $8. The costs…

A: 1) Given that the mean is $55 and the standard deviation is $8. The costs are normally distributed.…

Q: A candy company has calibrated their machines to fill each bag of candy to an average weight of 500…

A:

Q: In a certain experiment M & M candies are randomly grouped in bags of 40 pieces per bag. If 16 % of…

A:

Q: The width of bolts of fabric is normally distributed with mean 950 mm (millimeters) and standard…

A: (a)   Obtain the probability that a randomly chosen bolt has a width of between 947 and 958 mm.…

Q: The service time for customers coming through a checkout counter has mean 51.4 seconds and standard…

A: Given: Service time = X Mean of X = 51.4 sec standard deviation of X = 6.8 sec n = 64 sample mean =…

Q: Traveling between two campuses of a university in a city via shuttle bus takes, on average, 28…

A: Given information: Mean μ=28 minutes Standard deviation σ=5 minutes Number of times bus transported…

Q: 2. Assume that SAT scores are normally distributed with mean µ = 1060 and standard deviation o =…

A:

Q: It is known that the distribution of the Wechsler Adult Intelligence test is n 130, and the standard…

A: Given, Mean (μ)= 130 Standard deviation (σ)=15

Q: The state of California has a mean annual rainfall of 22 inches, whereas the state of New York has a…

A: Given data for California : Population Mean,μ = 22 Population Standard Deviation,σ = 4…

Q: What is the probability that someone in Country A consumed more than 14 gallons of soft drinks in​…

A: Let X denote the consumption of soft drinks in Country A. Given that X follows N(mean = 19.11, SD =…

Q: Assume the number of physical damage losses for houses as a result of hurricane Irma in Barbuda is…

A:

Q: The average daily jail population in the New Bilibid prison in Muntinlupa City is 36,295. If the…

A: Given information Population means µ = 36295 Standard deviation σ = 3760 We have to find the…

Q: If a male passenger is randomly selected, find the probability that he can fit through the doorway…

A: Given,Mean μ=69.5Standard deviation σ=2.4a)P(x<72)=Px-μσ<72-μσ   =PZ<72-69.52.4…

Q: 3. For a certain type of computers, the length of time bewteen charges of the battery is normally…

A: Given information: Mean=50 hours and standard deviation=15 hours. That is, μ=50 and σ=15

Q: If the average length of all low-weight babies at the time of birth is known to be 36.5 centimeters…

A: Given Data: Mean=36.5 SD=2.4

Q: Suppose that an airline uses a seat width of 16.7 in. Assume that men have hip breadths that are…

A: Mean = 14.2 Standard deviation = 1

Q: What is the probability that the mean height of 10 randomly selected women are greater than 66.5…

A: Let X denote the height of the young women. Given that X follows N(mean=64.5, SD=2.5) Then…

Q: What is the probability that a randomly selected carton has a weight greater than 9.13 ​ounces? ​(b)…

A: Let X denote the weights of ice cream cartons. Given that X follows N(mean = 9, SD = 0.5), then  Z =…

Q: In​ 2008, the per capita consumption of soft drinks in Country A was reported to be 18.16 gallons.…

A: Let "X" be the per capita consumption of soft drinks in Country A. Use excel formula…

Q: Given that 40% of employed persons are in favour of the implementation of the flexi-week, in a…

A:

Q: Given the random variable X~Bin(20, o.4), what is the standard deviation of X?

A: It is given that the, X~ Bin(20,0.4) We know that the standard notation of binomial distribution is…

Q: Given that 40% of employed persons are in favour of the implementation of the flexi-week, in a…

A: As per our guidelines we are suppose to answer three sub parts.

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.