A sign in the large private plane indicates a limit of 36 persons. Assume that the average weight of people traveling in this jet is 180 pounds and the standard deviation is 25 pounds. A random sample of 36 persons will be selected

Q: A consignment of 180 articles is classified according to the size of the article as under. Find the…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Suppose that the readings on the thermometers are normally distributed with a mean of 0∘0∘ and a…

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Q: Suppose the teenagers that attend public high school get an average of 5.7 hours of sleep each night…

A: Given that, μ=5.7 hoursσ=1.7 hoursn= 35 The probability that a randomly selected group of 35 high…

Q: a soft-drink machine is regulated so that it discharges an average of 200 mm/cup. if the amount of…

A: Lets determine how many cups will probably overflow 230 mm cups are used for next 1000 drinks. Let X…

Q: An auditor finds that the values of a corporation’s accounts receivable have a mean of $295 and a…

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

Q: If a female is randomly selected, find the probability that her pulse rate is between 69 beats per…

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Q: The Smith Trucking Company claims that the average weight of its delivery trucks when fully loaded…

A: Given,mean(μ)=6000standard deviation(σ)=120sample size(n)=36α=1-0.90=0.1α2=0.05Z0.05=1.645…

Q: In a group of 10 workers, the wage of the lowest paid worker is $ 225 less than the average wage of…

A: Given : N=10 Lowest paid worker = 225 We have to tell standard deviation of wages = 7.53

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

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Q: There are 500 employees in Company ABC of which the mean salary per day is Php385.00 with a standard…

A: Given information: In a company ABC, there are 500 employees. Let X be the random variable denoting…

Q: Suppose that the readings on the thermometers are normally distributed with a mean of 0∘0∘ and a…

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: Assume that 74% of randomly selected adults have a credit card. Assume that a group of five adults…

A: Binomial distribution:A random variable Y denoting the number of successes in n trials for…

Q: lb. If​ women's weights are normally distributed with a mean of 163.4 lb and a standard deviation…

A: Given Data Population Mean,μ = 163.4 Population Standard Deviation,σ = 42.9

Q: If a wildlife service wishes to estimate the mean number of days of hunting per hunter for all…

A: Following information is given. Confidence level is 96% Error bound = 2 population standard…

Q: the filling will always be incosistent, in that the amount in each box is Normally distributed, and…

A: It is given that standard deviation is 0.40 ounces.

Q: An improved filling machine will always be less incosistent, in the amount in each box is still…

A: Z-score:Z-scores are a used to compare results from a normal population. The formula for z-score is,

Q: The average time for a courier to travel from Manila to Pampanga is 200 minutes, and the standard…

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Q: Suppose the horses in a large stable have a mean weight of 1354 lbs and a standard deviation of 98.…

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Q: Suppose a population has a mean of 400 and a standard deviation of 24. If a random sample of size…

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Q: The accountants of a known auditing firm have a mean daily salary of 850 Php with a standard…

A: Given: μ=850σ=82X~Nμ=850, σ=82P(X>950)=?

Q: From a sample with n=20, the mean number of televisions per household is 4 with a standard deviation…

A: From a sample with n=20, the mean number of televisions per household is 4 with a standard deviation…

Q: A large normally distributed population has a mean of 502 and a standard deviation of 25. If the…

A: Given,sample size(n)=36mean(μ)=502standard deviation(σ)=25

Q: Suppose the ages of Internet shoppers have a mean of 32 years and a standard deviation of 5 years.…

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Q: With reference to the information, another stretch of road has 73 streetlights. What are the mean…

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Q: A study shows that children watched television by an average of 48 hours per week with a standard…

A: Given Pop mean, μ=48Pop sd, σ=12 n=150

Q: Consider a data set that has a mean of 20.3 and a standard deviation of 6.4. According to…

A: Given information- Population mean, µ = 20.3 Population standard deviation, σ = 6.4 We have given…

Q: Out of a total of 10 college books estimate the standard deviation of their ages if the oldest…

A: Introduction: The minimum age of a textbook is 1.3 years. The maximum age of a textbook is 7.9…

Q: Suppose that an airline uses a seat width of 17.2 in. Assume men have hip breadths that are normally…

A: Let "X" be the hip breadths of men.

Q: Assume that women's weights are normally distributed with a mean given by μ=143 and a standard…

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Q: According to police sources, a car with a certain protection system will be recovered 90% of the…

A: Given problem is a binomial distribution with:

Q: Thermometers used at the Tongas National Park in Alaska are supposed to give readings of 0° C at the…

A: Given that, μ=0σ=1 By using the standard normal table, P(Z>z) = 2%  1-P(Z<z) = 0.02P(Z<z) =…

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

A: The average weight of an NFL player is 245.7 pounds with a standard deviation 34.5 pound. That is,

Q: Suppose that a junior partner in a law firm in the Philippines earns an average of 150,000 pesos per…

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Q: Assume that military aircraft use ejection seats designed for men weighing between 136.1lb and…

A: Consider that military aircraft use ejection seats designed for men weighing between 136.1lb and…

Q: A manufacturer is producing metal rods, whose lengths are normally distributed with a mean of 65.0…

A: #.Given : length of rod follow normal distribution with mean=65 cm and standard deviations=0.3 cm…

Q: A grocer finds that the cantaloupes in his store have weights with mean 0.7 kg and standard…

A: Given, Mean weight of cantaloupes is 700 gm. Standard deviation is 53 gm

Q: Suppose that the daily viewing time is normally distributed with a mean of is 8.35 hours and a…

A: Determine the number of hours of television viewing must a household have in order to be in the top…

Q: Suppose a candidate for public office is favored by only 47% of the voters. If a sample survey…

A: Given Population mean=0.47 Population standard deviations=0.01

Q: Choose a random five single digit numbers and calculate the standard deviation. X {…. , ….. , ….. ,…

A: There are total 10 single digit numbers available, {0, 1, 2, 3, 4, 5, 6, 7, 8, 9}. Out of these 10…

Q: In a medical examination ,300 people undergo a height measurement and was found out that the average…

A: From the provided information, Population (N) = 300 Average height (µ) = 150 Standard deviation (σ)…

Q: A certain data set has a mean of 60 and a standard deviation of 12. Given that the data set has 120…

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Q: According to a Human Resources report, a worker in the industrial countries spends on average 419…

A: Disclaimer: As the question contains multiple parts, only first three will be answered. It is given…

Q: From a sample with n=36, the mean duration of a geyser's eruptions is 3.07 minutes and the standard…

A: Given Information: Sample size n=36 Mean μ=3.07 Standard deviation σ=0.88 To determine at least how…

Q: From a sample with n=40​, the mean duration of a​ geyser's eruptions is 3.13 minutes and the…

A: Solution-: Given: μ=3.13, σ=0.82, n=40, (Lower, Upper)=(1.49,4.77) We want to find  at least how…

Q: Suppose that an airline uses a seat width of 16.2 in. Assume men have hip breadths that are normally…

A: Given Information: Mean, μ=14.1 inStandard deviation, σ=1 in

Q: Suppose that on a certain section of I-95, with a posted speed limit of 65 miles per hour, the…

A: Given,mean(μ)=72standard deviation(σ)=3

Q: At their​ inauguration, the ages of the first six​ (out of a current number of​ 45) presidents of a…

A: First we will find the sample standard deviation the steps are as follows1) Step 1: Find the mean of…

Q: Suppose that an airport reports that the average time it takes for a person to get through security…

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Q: Suppose a certain population of observations follows a bell-shaped distribution. Based on the…

A: We need to recall that  bell shaped distribution is symmetric about the mean μ. Suppose σ is the…

Q: From a sample with n=36​, the mean duration of a​ geyser's eruptions is 3.36 minutes and the…

A: