Suppose that you are studying the number of vehicles owned by a US household. You find that the average is 1.9 vehicles per household with a standard deviation of 2.8 vehicles per household. What is the most likely shape for the population described above?  Find the probability that 40 randomly selected households have an AVERAGE number of vehicles greater than 2.5.

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A: A study of the amount of time it takes a mechanic to rebuild the transmission for a 2005 Chevrolet…

Q: 2. Medical research has concluded that people experience a common cold roughly two times per year.…

A: GivenMean(μ)=160standard deviation(σ)=40

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A:

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A: From the given data: Standard deviation for male = $2.30 Standard deviation for female = $2.05

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Q: Assume that the traffic to the web site of Smiley’s People, Inc., which sells customized T-shirts,…

A: Note: Please repost part d as i can answer only 3 subparts as per my policy. Given data,Mean μ=4.56…

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Q: 9. Brooke Henderson of the LPGA, who just won her second major last weekend, played a round of golf…

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A:

Q: A report announced that the median sales price of new houses sold one year was $231,000​,and the…

A:

Q: Need help with this one please.

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A: Given that, Mean = 130 Standard deviation = 35 Sample size = 25

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A:

Q: Given a sample with a mean of 151 and a standard deviation of 27, find the probability that a…

A: Given :  sample with mean of 151 and standard deviation of 27 we have to find P(X > 158 )

Q: Suppose the tires on your car have an average life expectancy of 60,000 miles, with a standard…

A:

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A:

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A:

Q: c. What is the probability that exactly ten of the 45 luxury cars sold are silver? d. What is the…

A: It is given that n=45 and p=0.191.

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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.