Question The average yearly consumption of water per person in Lebanon is 150 liters with a standard deviation o. Suppose that the yearly consumption of water follow a normal distribution. Find o if the probability that the Lebanese people need more than 200 liters per year is equal to 0.2843. None of these 108.1 O 87.72 O 64.9

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: Question* The average yearly consumption of water per person in Lebanon is 150 liters with a…

A:

Q: 2. The average test score in a certain statistics class was 74 with a standard deviation of 8. There…

A: As per guidelines expert have to answer first question three subparts only dear student please…

Q: 17. Suppose that the amount of time moviegoers wait in line to buy tickets at the box office is…

A:

Q: cleaning, maintenance, and repairs at a large restaurant was observed over a long period of time to…

A: Given that, Mean(μ)=601 Standard deviation(σ) = 45

Q: Q3. A certain brand of LED lamps have an average life of 360 hrs with a population standard…

A:

Q: The MBA program at Dover College has enrollment of 160 students with an average of 34.7 years old…

A:

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

A: Solution: 69. Let X be the length of human pregnancies. From the given information, X follows normal…

Q: Question * The temperature in degrees Celsius at a certain location is normally distributed with a…

A:

Q: The average yearly consumption of water per person in Lebanon is 150 liters with a standard…

A: We want to find the value of sigma

Q: A sample of 36 is taken from a population that is normally distributed with mean 15 and standard…

A: Given that: X is normal Distributed with mean µ = 15.0 and standard deviation σ = 3.0 By using…

Q: A certain brand of automobile tire hae a life expectancy that ie normally distributed with a mean of…

A:

Q: One year, professional sports players salaries averaged $1.8 million with a standard deviation of…

A: we have to find out givén  correct probability..

Q: suppose that ? is normally distributed with mean of 105 and standard deviation of 28. A. What is…

A: suppose that x is normally distributed with mean of 105 and standard deviation of 28.

Q: 16. The data in PROMIS shows that the average age of the teachers in PHS is 36 years anc the…

A: Given that mu =36 ,s.d =5

Q: Find the indicated probability. An insurance company has determined that the cost of a certain…

A: The cost of the medical procedure follows a normal distribution. Let the cost be denoted by Y. Then,…

Q: The average yearly consumption of water per person in Lebanon is 150 liters with a standard…

A: Let, X=the yearly consumption of waterGiven that X follows a normal distribution with mean=150 and…

Q: 199. If the average cost of a hospital stay is $4200 with a standard deviation of $1000, and…

A: Given Data : Population Mean,μ = 4200 Population Standard Deviation,σ = 1000

Q: Assume the average attendance of a college game is normally distributed with a population mean of…

A:

Q: A population has a mean of 180 and a standard deviation of 24. A sample of 64 observations will be…

A:

Q: A company's mean salary is $65,000 with a standard deviation of $6,000. What is the probability that…

A: Bhh

Q: Based on historical daily stock prices for the first year after an IPO, the typical rate of return…

A: Note: Hi! Thank you for the question. As you have posted multiple sub-parts, according to our…

Q: A study shows that the normal time that a customer occupied a table in a fine dine restaurant is 1.2…

A:

Q: Suppose that ?X is normally distributed with mean 105 and standard deviation 23. A. What is the…

A: Given : Let X is normally distributed with Mean (μ)=105 Standard deviation (σ)=23

Q: (a) What are the mean and standard deviation of the number of account errors each month? (b)…

A:

Q: 50. The weight of a particular type of fish (in lbs) is normally distributed with mean 10 and…

A: We want to find the probability by using the standard normal distribution table.

Q: The average ywarly vonsumption of water per person in Lebanon is 150 liters with a standard…

A:

Q: The amount of money spent weekly on cleaning, maintenance, and repairs at a large restaurant was…

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

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

A: Solution: Let X be the number of people catching a cold. From the given information, probability…

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: B.1 A soft-drink machine is regulated so that it discharges an average of 200 milliliters per cup.…

A: Given Population mean μ=200, standard deviations σ=15  Let X be the amount of drink  X~N(μ=200,σ=15)…

Q: 8. A normal population has a mean = 35 and a standard deviation o = 8 a) What proportion of the…

A: Mean = 35 Standard deviation = 8

Q: The lifetime of a certain battery is normally distributed with mean value of 10 hours and standard…

A:

Q: The average height of flowering cherry trees in a certain nursery is 10.5 feet. If the heights are…

A:

Q: A population has a mean of 180 and a standard deviation of 24. A sample of 64 observations will be…

A: Given, Mean μ = 180Standard deviation σ = 24Sample size n = 64

Q: A salaries at the corporation are normally distributed with an average salary of $25,000 and a…

A: Given that  The salaries at the corporation is normally distributed. Average salary (μ) =$25,000…

Q: To estimate the mean age for a population of 4000 employees, a simple random sample of 40 employees…

A:

Q: average fasting blood glucose level of 99.0 with a standard deviation of 12 (normally distributed).…

A:

Q: 1) Melina recorded the number of passengers in each car of the first 100 cars that passed in front…

A: Since you have posted a question with multiple sub-parts, we will solve the first 3 sub-parts for…

Q: Employees in a business have a standard normal distribution with an average monthly salary of 1700Ł…

A:

Q: The average yearly consumption of water per person in Lebanon is 120 liters with a standard…

A: the PDF of normal distribution is = 1/σ * √2π * e ^ -(x-u)^2/ 2σ^2standard normal distribution is a…

Q: 1a) A normal population has a mean μ = 31 and a standard deviation of 8. What proportion of the…

A: Given that the distribution is normal.

Q: (c) A research scientist reports that wild cat can live for an average of 20 years in the wild.…

A: Hi! Thank you for the question As per the honor code, We’ll answer the one question since the exact…

Q: b. The life expectancy of people in Oman is normally distributed. If the mean and standard deviation…

A: Solution: Let X be the random variable defined as the life expectancy of people in Oman. It is given…

Q: From long-term observation, it is known that the waiting-time for non-ambulance adult arrivals in a…

A: GivenMean(μ)=120standard deviation(σ)=50sample size(n)=200

Q: 1. The average test score in a certain statistics class was 88 with a standard deviation of 11.…

A: Given,sample size(n)=2500mean(μ)=88standard deviation(σ)=11

Q: The average student loan debt for college graduates is $25,650. Suppose that that distribution is…

A: Given: Mean, μ= 25650 Standard deviation, σ= 14350 (b) Probability that college graduates has…

Q: 1) A private entity has recorded that the population average of unemployed persons per year in a…

A: From the given information n = 100 μ=230 x=24 σ=2

Q: The respiratory rate per minute in a newborn varies according to a distribution that is…

A: Obtain the probability that a randomly chosen new-born has a respiratory rate per minute between 40…

Q: In a population of statistics students it was found that the mean score on the final is 150 with a…

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.