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A retail company predicted that its turnover for next year will be $4500000 and that the costs will be $4000000. However, there are a number of factors that affect both the turnover and costs.
Assuming that both turnover and costs have normal distributions, each with a standard deviation of $250000, what is the probability that the company makes a profit?
dr. fred reesurch has developed an experimental drug for treating eczema a skin disease. he needs to test it out on
Find the z-score for each score in the population. Transfer the original population into a new population of N=5 scores with a mean of μ=60 and a standard deviation of σ=8
Estimate the population in 1600 and graph the population trend from 1600 through to 2000
What are examples of variables that follow a binomial probability distribution? What are examples of variables that follow a Poisson distribution? When might you use a geometric probability?
You have another $9,000 to invest and want to divide it between an asset with a beta of 1.74 and a risk-free asset. How much should you invest in the risk-free asset?
Need to come up with a regression model to forecast monthly sales of cold beverages for the next year. What variables might be included in the model?
suppose x has density function 3x-4 for x is greater than or equal to 1.a find a function g so that gx is uniform on
a project has the following cash flows. what is the internal rate of return? year 0 1 2 3 cash flow -121000 68150 42200
Assume the arrival of these emails is approximated by the Poisson distribution.
what is the probability that a randomly selected value from the distribution will be greater than 2.1 standard deviations avoe the mean?
a statistician selected a sample of 16 accounts receivable and determined the mean of the sample to be 5000 with a
Adult men have weights that are normally distributed with a mean of 172 lb and a standard deviation of 29 lb. Find the probability that the mean weight of the men in the sample is between 170 and 175 lb.
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