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The monthly demand for a product is normally distributed, with a mean of 700 units and a standard deviation of 200 units. What is the probability that demand will be greater than 900 units for a month?
Statistics and Probability, Statistics
A company recently had 26 million shares outstanding trading at $45/share. The company announces its intention to raise $290M by selling new shares. What percentage of the value of the company's existing equity prior to ...
A coin is randomly picked from a collection of 10 coins, the ith coin having a probabiliity i/10 of coming up heads. The coin in then flipped repeatedly until a head appears. Let X be the number of flips necessary. Find ...
According to the national health interview survey, 4.7% of U.S adults 50 and older have had a total knee replacement. A random sample of 20 adults 50 and older has been selected. Use the Poisson distribution to approxima ...
Determine the minimum sample size required when you want to be 98% confident that the sample mean is within two units of the population mean. Assume a standard deviation of 4.82 in a normally distributed population.
How do you calculate true population proportion if your defective sample is too small? For example, if you have 50 and defect is 4. Please look below for more details
In families with four children, you're interested in the probabilities for the different possible numbers of girls in a family. Using theoretical probability (assume girls and boys are equally likely), compile a five-col ...
You have just received a windfall from an investment you made in a? friend's business. She will be paying you$37,748 at the end of this? year, $75,496 at the end of next? year, and $113,244 at the end of the year after t ...
1. Given the following capital project data Cost of automation system (invoice):$730,000 Transportation and installation:$140,000 Training:$100,000 Firm's WACC:9% Firm's tax rate:35% Depreciation 5 years, straight line L ...
The number of defective items produced by a machine in a large factory follows a Poisson distribution with a rate of λ=1.5 per day. What is the probabilityThe machine produces exactly zero defective items on exactly two ...
Let random variable x represent the number of heads when a fair coin is tossed two times. (a) Construct a table describing the probability distribution. x P(x) 0 1 2 (b) Determine the mean and standard deviation o ...
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Why might a bank avoid the use of interest rate swaps, even when the institution is exposed to significant interest rate
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