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You are given that q70 = 0.2, q71 = 0.25, q72 = 0.30. Interest rates are 20% for the first 2 years and 30% thereafter. A 3-year life annuity on (70) provides for benefits of 1000 in the first year, 2000 in the second year and 3000 in the third year, provided that (70) is then alive. Suppose that payments are to be made quarterly. Find the present value if: (a) the first payment is to be made at age 70; (b) the first payment is to be made at age 70 1.
Assume you want to estimate the population proportion,p, and the estimator for the mean proportion (p-hat)= 0.34, N = 6000, and n = 1300. Find an approximate 95% confidence interval for p.
a 3.00 kg block is pushed along the ceiling with a constant applied force of 85.0 n that acts at an angle of 55.0deg
Determine her weighted mean grade? What letter grade did she earn? (A, B, C, D or F).
Each day the major stock markets have a group of leading gainers in price (stocks that go up the most). On one day the standard deviation in the percent change for a sample of 10 NASDAQ leading gainers was 15.8.
mallory has discovered that the amount of time it takes for a dollar bill to turnaround is distributed n1981 in weeks.
Calculate appropriate summary statistics. Incorporate these graphs and statistics into a well written summary. How could you apply statistical critical thinking in this situation?
Explain why it might be important to look at cancer incidence that is age-adjusted rather than just cancer incidence. Perform simple linear regression on these data and report your finding.
if a random variable x has the uniform 01 distribution and y2x-1. find pyley for all such values y by reexpressing the
Consider a Poisson probability distribution with 2 as the average number of occurrences per time period. Write the appropriate Poisson probability function.
What percent of sales representatives earn more than $42,000 per year?
the fracture strength of tempered glass averages 14 measured in thousands of pounds per square inch and has standard
Suppose a fast food restaurant wishes to estimate average sales volume for a new menu item. The restaurant has analyzed the sales of the items at a similar outlet and observed the following results:
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