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A life annuity contract on (80) has a present value of 3.14. The annuity benefits at both age 80 and 81 are 1. The interest rate in the first year is 25% and p80 = 0.8. Suppose that the value of p81 increases by 10% while all other mortality rates remain unchanged. What is the new present value of the contract?
briefly restate your research area of interesta. identify at least 2 variables for which you would utilize a
GRAPH THE DATA IN A CHART. DESCRIBE THE TREND YOU SEE. CALCULATE THE MEAN AND STANDARD DEVIATION. CONSTRUCT A STEM AND LEAF DISPLAY OF THESE DATA.
Decileter and standard deviation of 41 mg/dl. in an srs of 100 men what is the probability that x bar takes a value between 185 and 191 mg/dl?
Compute the 99% confidence interval for the proportion of clocks with errors in assembly and interpret this confidence interval.
suppose iq scores were obtained from randomly selected siblings. for 20 such pairs of people the linear correlation
An orange juice producer buys all their oranges from one particular orchard. The amount of juice from the oranges is approximately normally distributed with a mean of 152 ml. and a standard deviation of 41 ml.
Presume a second independent poll of 1000 voters (800 from community 1 and 200 from 2). What is prob. A is predicted the winner by one poll and B is predicted the winner by the other?
The x and the y variable in the table below are correlated. Determine the 'R' value, and then determine the regression equation.
Develop a linear trend line model for the freshman applications data at State University in problem 1.
A consumer organization estimates that over a 1-year period 17 percent of cars will require to be repaired once, 7 percent will need repairs twice, and 4 percent will require three or more repairs. What is the probability that a car chosen at rand..
Perform a posthoc test that is suitable if we assume that group 7 is a control group and that the other are different treatment groups and that we are only interested in finding significant treatments, not to compare them.
Use MINITAB to compute power and sample size for an upper-tailed, one sample z-test, with σ = 4, designed to detect a difference of 2, at the signi?cance level of α = 0.05: (1) if n = 25, determine the resulting power;
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