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You thoroughly mix together two standard decks of 52 cards (so you have now a big deck of 104 cards). You randomly draw 2 cards from this big deck. What's the probability that the sum of the 2 cards is 7?
Statistics and Probability, Statistics
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A data firm records a large amount of data. Historically, 1.0% of the pages of data recorded by the firm contain errors. If two hundred pages of data are randomly selected? a. What is the probability that six or more pa ...
Researchers randomly assigned 25 beginning students of Russian to begin speaking practice immediately and another 25 to delay speaking for 4 weeks. At the end of the semester both groups took a standard test of comprehen ...
One? season, the average little league baseball game averaged 2 hours and 54 minutes ?(174 ?minutes) to complete. Assume the length of games follows the normal distribution with a standard deviation of 10 minutes. Comple ...
Consider the study of two insect populations at two experimental stations. At station A, the egg hatch rate (computed from a set of 100 eggs at a time) is known to follow approximately a normal distribution with mean 62% ...
Suppose a researcher is interested in the number of good versus bad dreams that students have during final exam week. The researcher states that p = 0.52 that a student will have a bad dream during final exam week. (a) ...
In a certain city, a school administrator hypothesized that students enroll in school within 5 km from their homes. To check this claim you asked 30 student from the said city and you found that the mean distance between ...
Shelton Inc has the following capital structure. Its corporate tax rate is 40%. Security Market Value Required Rate of Return Debt $10million 2%Preferred stock 20million 4 Common stock 50million 8 What is its WACC?
How does a market-maker decide the edge (offset) required to perform an options trade? Explain why this edge would be different for options of different strikes as well as for option combinations?
In the following five scenarios, H0, α, the obtained probability (p-value), and the true status of H0 are given. Assume that our test statistic follows a standard normal distribution. Do the following: (a) State whether ...
You are working for a large corporation and oversee a marketing research project. For this study, your questionnaire length is 10 minutes and the incidence is 35%, yielding a CPI is $23.00. Your company requires all rese ...
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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
Describe the difference between zero coupon bonds and coupon bonds. Under what conditions will a coupon bond sell at a p
Compute the present value of an annuity of $ 880 per year for 16 years, given a discount rate of 6 percent per annum. As
Compute the present value of an $1,150 payment made in ten years when the discount rate is 12 percent. (Do not round int
Compute the present value of an annuity of $ 699 per year for 19 years, given a discount rate of 6 percent per annum. As