A dishwasher has a mean lifetime of 12 years with estimated standard deviation of 2.75 years. Assume the lifetime is normally distributed. A)Use the empiracle rule to approximate the % of dishwashers that last between 9.25 years and 14.75years. B) if the warranty guarantees the dishwasher will last at least 9.25 years or your money back, what is the probability that the company will have to refund money to a customer

Q: Assuming that onequarter of all offspring have blue eyes, estimate the probability that among 100…

A: In this case, each offspring has the only options of "having blue eyes" (defined as success) and…

Q: A certain brokerage house wants to estimate the mean daily return on a certain stock. A random…

A:

Q: approximately normally distributed, find the probability that a randomly selected monthly payment…

A: The average monthly mortgage payment including principal and interest is P98200. If the standard…

Q: What is the probability that the monthly demand is within one standard deviation of its expected…

A: According to the question: A company analyzed demand data for the past two years and found that…

Q: a) Assume a bank has a portfolio of stocks with a current market value of $4,000,000.  If the recent…

A: Financial risk management is a critical aspect of managing the finances of any business or…

Q: Suppose that,to test the profitability of name changes in the more recent market (the past 5 years),…

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: The Capital Asset Pricing Model (CAPM) is a financial model that assumes returns on a portfolio are…

A: Given that.   X~N( μ , ?)   μ=14.7 , ?=33   Z-score =( x - μ )/?

Q: compute the mean or expected payout of the ticket.

A:

Q: Based on historical data, on average, Florida experiences one flooding event every 2.4 months.…

A:

Q: government bonds are normally distributed. Based on the information, what is the approximate…

A: Here given rate of return normally distributed  Mean = 5.8 Standard deviation  = 9.3% X = rate of…

Q: The inflation adjusted annual return of a diversified asset portfolio is assumed to have a normal…

A: The objective of this question is to determine the probability that a diversified portfolio will…

Q: The purpose of this assignment is to know how to apply normal probability distribution concepts to a…

A: Given that the management team suggested order quantities are: 15,000, 18,000, 24,000, 28,000 units.…

Q: 3. In the long run, anqual real returns on common stocks have been normally distributed with mean…

A: Note : "Since you have posted a question with multiple subparts, we will solve first three subparts…

Q: Suppose the returns of a particular group of mutual funds are normally distributed with a mean of…

A: μ = 12.4 σ = 4.7 Manager wants his fund to be in top 5% = 0.05

Q: 2. For a liability coverage: (i) Losses per insured follow an exponential distribution with mean .…

A:

Q: assume that the daily retun on Apple stock is approximately normally distributed  with the mean…

A: From the provided information, Mean (µ) = 0.13% Standard deviation (σ) = 2.34% X~N (0.13, 2.34)

Q: Assume that the number of sick patient per day are normally distributed with a mean of 5000 and a…

A:

Q: A baseball team claims that the mean length of its games is less than 2.1 hours. State H, and H, in…

A: Null and alternative hypotheses: Null hypothesis: Null hypothesis is a statement which is tested for…

Q: The table below contains the average price paid for a new home in a certain area from 2000 to 2010.…

A: Given the data on the average price paid for a new home in a certain area from 2000 to 2010.Want to…

Q: If the standard deviation of returns on the market is 10 percent, and the beta of a well-…

A: To calculate the standard deviation of a well-diversified portfolio (𝜎𝑝) where the beta (𝛽𝑝) of…

Q: A therapist would like to evaluate an intervention for treating depression.  A sample of n = 20…

A: From the provided information, Sample size (n) = 20 Level of significance (α) = 0.05 Mean difference…

Q: his figure, presents the percentage deviation from the 60:40 ratio in the market values of equity of…

A: Given that,

Q: The time between requests to a web server is exponentially distributed with mean 0.500 seconds.   1.…

A: The objective of the question is to find the probabilities of different scenarios related to the…

Q: Find these probabilities of the monthly payment selected randomly. Enter the final answers as…

A: Let X denote the mortgage payments. Given that X follows N(mean = 982, SD = 180), then Z = (X -…

Q: You make an investment. Assume that annual returns are normally distributed with a mean return of…

A: Given Information: Mean μ=0.05 Standard deviation σ=0.20

Q: The number of miles that a particular car can run before its battery wears out is exponentially…

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

Q: Suppose losses follow a uniform distribution from 0 to 30,000. If there is a deductible of 3000, and…

A: Given Losses follow a uniform distribution from 0 to 30000.Let X be loss ~Uniform(0,30000) The…