b. The life expectancy of people in Oman is normally distributed. If the mean and standard deviation is (100 + B) years and (40 + B) years, respectively, find the probability that the life expectancy is between (80 + B) and (52 + B) years. Note: A = 92, B = 18

Q: If n = 15 and p = .4, then the standard deviation of the binomial distribution is

A: Obtain the standard deviation of the binomial distribution. The standard deviation of the binomial…

Q: We have provided a normal probability plot of data from a sample of a population. In each case,…

A: The normal probability plot of data from a sample of a population is given. Requirement for normal…

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

A: Hello. Since your question has multiple sub-parts, we will solve first three sub-parts for you. If…

Q: 1. A shopping mall estimates the probability distribution of the number of stores mall customers…

A:

Q: The following table shows the probability of a cellular phone company. What is the standard…

A: Solution

Q: Find the mean of the following probability distribution? 0 0.2172 1 0.2251 2 0.2099 3 0.1216 4…

A: Given data, x P(x) 0 0.2172 1 0.2251 2 0.2099 3 0.1216 4 0.2262   Mean=?

Q: - To estimate a population mean, the sample size needed to provide a margin of rror of 2 or less…

A:

Q: Given a normal population whose mean is 665 and whose standard deviation is 24, find each of the…

A: The following information has been given: The population mean is μ=665. The population standard…

Q: The number of cartoons watched by Mrs. Kelly's first grade class on Saturday moming is shown below.…

A: We have given that x P(x) 0 0.15 1 0.20 2 0.30 3 0.10 4 0.20 5 0.05

Q: d) What is the probability that the number of drivers will be 10 or more? e) Find the mean and the…

A:

Q: Given a distribution that has a mean of 37 and a standard deviation of 12, calculate the probability…

A: Solution: From the given information, µ=37, σ=12 and n=64.

Q: If the test scores in a class are normally distributed with a mean of 60 and a standard deviation of…

A: Given,Mean μ = 60Standard deviation σ = 4Using 1-2-3 rule 68% will fall within the 1 standard…

Q: Suppose that the probability distribution for the number of errors, X, on pages from business…

A: Given, X P (X) 0  0.81 1 0.17 2 0.02     To find, Find the mean number of errors per…

Q: Dawson Products had 20 losses in 1999, 21 in 2000, 43 in 2001, 38 in 2002, and 29 in 2003. What is…

A:

Q: The following table shows the probability of a cellular phone company. What is the standard…

A:

Q: Given that the length an athlete throws a hammer is a normal random variable with mean 50 feet and…

A:

Q: Determine the standard deviation of the probability distribution: 1 3 P(x) 0.48 0.27 0.19 06 Round…

A: Given,   What is standard deviation?

Q: The battery life of a fully charged cell phone is normally distributed, with a mean of 14 hours and…

A:

Q: A survey showed the following probabilities of having X number of dogs per household X = number 1 3…

A:

Q: 1.  Assume that thermometer readings are normally distributed with a mean of 0 degrees C and a…

A: Given: Let X denote the thermometer readings.  The random variable X is normally distributed with…

Q: We have provided a normal probability plot of data from a sample of a population. In each case,…

A: Requirement for normal distribution: If the plot is roughly linear, then the variable is…

Q: Refer to the accompanying table, which describes the number of adults in groups of five who reported…

A: Given : See the excel table

Q: Use your Ti-84 to find the mean and standard deviation of the discrete probability distribution…

A: Use Ti-84 to find the mean and standard deviation of the distribution. 1.Open the calculator 2.…

Q: Given a normal population whose mean is 350 and whose standard deviation is 47, find each of the…

A: Let us denote the variable by X.  Given that X follows a normal distribution with mean= 350 and…

Q: 20. The length of adult parakeets is normaly distributed. If the mean length is inches with a…

A: Given that, Mean = 8 Standard deviation = 0.25

Q: ccording to the National Association of Colleges and Employers, the 2015 mean starting salary for…

A:

Q: The lifespan of a laptop battery is normally distributed. If the mean lifespan of a battery is 4…

A: Let , X be the lifespan of a laptop battery. X follows Normal distribution with , Mean = μ = 4 years…

Q: Assuming that the student group with a grade arithmetic mean of 70 and a standard deviation of 10…

A:

Q: Given that X is a normally distributed random variable with a mean of 50 and a standard deviation of…

A: Given that X is a normally distributed random variable with a mean of 50 and a standard deviation of…

Q: if Z is a standard normal variable, find the probabilitythe probability that z lies between -1.10…

A: We have given that Z is standard normal variable. We have to find probability that- P (-1.10 < Z…

Q: Regardless of the kind of workout a gym goer does, the mean time spent on the treadmill is 44…

A:

Q: Given a normal population whose mean is 435 and whose standard deviation is 37, find each of the…

A: Let X be the random variable from normal distribution with mean (μ) = 435, standard deviation (σ) =…

Q: If one normal distribution has a standard deviation of 5, and another has a standard deviation of…

A: Given that  One normal distribution has standard deviation is 5. Another has standard deviation of…

Q: Suppose a population is known to be normally distributed with a mean, u, equal to 144 and a standard…

A: In question,  Given that, a population is normally distributed with mean 144 and standard deviation…

Q: If n=10 and p=0.8, then the standard deviation of the binomial distribution is

A: We have given that,  Let x be the random variable with n = 10 and P = 0.8 from the binomial…

Q: If the weights of 8000 men follows a normal distribution with mean 67 kg. and the standard deviation…

A: As per our guidelines we are suppose to answer first question .

Q: Given a normal distribution (x) with mean = 100 and standard deviation () = 10what is the…

A: Given,μ=100σ=10P(X<81 or X>101)=?

Q: We have provided a normal probability plot of data from a sample of a population. In each case,…

A:

Q: VILH pets on a randomly selected city block is described by the following probability distri umber…

A: Solution

Q: In a sample of size 36, the sample mean was found to be 54.6. If the probability of getting a sample…

A: Given : In a sample of size 36, the sample mean was found to be 54.6.

Q: 21,22,23

A: Let , the random variable X be the winning of a local LOTTO game The random variable X follows…

Q: The lifetime of a computer circuit board is normally distributed with a mean of 2,500 hours and a…

A:

Q: Assume the mean and standard deviation of sample returns are 8% and 10% respectively. Assuming that…

A:

Q: D. The mean annual cost to attend a attend a college is $44,324. Assume the distribution of annual…

A: Given: Mean, μ=44324 Standard deviation, σ=4590 To calculate: 90% of all students pay less than what…

Q: In a Math test, the mean score is 45 and the standard deviation is 5. Assuming the scores are…

A:

Q: The number of days with snowfall in a year in Pleasant Valley has a population distribution as shown…

A: Sampling distribution of sample means is a concept in sampling.

Q: Assume the mean and standard deviation of sample returns are 8% and 10% respectively. Assuming that…

A: X has normally distributed. X~N(μ,σ) μ=8%=0.08 and σ=10%=0.10 find P(X<0.08)=?

Q: Suppose that a plaque in an elevator contains the following statement: Maximum weight 3500 pounds or…

A: with a mean of 179.2 pounds and a standard deviation of 29.6 pounds?Suppose that a plaque in an…

Q: If n = 20 and p = 0.90, then the standard deviation of the binomial distribution is

A: Given: n= 20 p=0.90

Q: Assume that IQ scores are normally distributed, with a mean of 100 points and a standard deviation…

A:

Statements and Logic

Logic is the analysis of general patterns of thoughts without regard to any specific sense of context.