Poisson distribution with average
Customer arrives at a checkout counter in a department store have a Poisson distribution with average of 4 arrivals every 30 minutes. For a given hour, find the probability that at least 2 customers arrive.
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A coin that has been altered so that the probability of ?ipping heads is 0.4 is ?ipped twice. Let X be the number of heads ?ipped on the ?rst toss and let Y be the total number of heads in the two tosses. Calculate the covariance of X and Y.
Depreciable asset A was purchased January 2, 2007. It originally cost $540,000 and, for depreciation purposes, the straight-line method was originally chosen.
In addition, the company had an interest expense of $210 000 and a tax rate of 30%. (Ignore any tax loss carry-back or carry-forward provisions.)
What is the highest price, in terms of a rate per hour, that Brandilyn Toy Company should be willing to pay for additional capacity (that is, for added direct labor time)?
A population is estimated to have a standard deviation of 10. We want to estimate the population mean within 2, with a 95 percent level of confidence.
Assuming this is her only source of income and her marginal income tax rate is 30 percent, how much tax does Marissa save in 2013 by deferring this income (ignore payroll taxes)?
What are the first and last deciles of the standard Normal distribution?
Compute the product margins for the Xactive and the Pathbreaker products under the activity-based costing system. (Loss amounts should be indicated with a minus sign.
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