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1. An investment of R7 500 grows to an amount of R10 200 where interest is compounded quarterly over three years. What is the annual rate of interest?
2. Find the interest rate required for an investment of R5 000 to grow to R8 000 in four years if interest is compounded monthly.
3. How much must an investor deposit today to withdraw R25 000 after two years and nine months from an investment that pays interest at 9% p.a. compounded quarterly?
4. If R21 353.40 is invested at 12% p.a. compounded annually, how long will it take for the capital plus the interest to amount to R30 000?
Determine the probability that subscriber didn't rent the car during past 12 months for either business or personal reasons?
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price scanners at o-mart are supposed to produce no more than 2 errors. is this under-stated? we randomly sample n1000
a new drug is claimed to have effect on reducing heart rate for patients with unstable angina by 15 beats per minute
Prepare a mixed integer programming model for this problem.
Airlines must be careful about the total weight of baggage carried by a plane on a commercial flight. Passengers with items exceeding the maximum single-item weight (usually about 70 pounds) must pay a fee
A researcher was interested in the attitudes towards equal rights among stay at home moms and women with jobs outside the home. She creates a survey that measures attitudes toward equal rights, administers it to a sample of 20 women. Conduc..
Develop a test of hypothesis to determine if the mean time spent in the mall is more than 0.75 hours. Use the .05 significance level.
Find a point estimate of the population standard deviation. (Consider using the fillhandle here.) How do the 10 point estimates of the population mean compare to the actual population mean
A researcher wishes to forcast the proportion of fish in a perticular lake which is inedible due to pollution of the lake.
a company studying the productivity of their employees on a new information system was interested in determining if the
A Taguchi experiment is to be performed on the effects of lift, bore, stroke, and compression on engine performance with horsepower as the outcome variable. The factors were tested at each of the following levels in hopes of improving engine horse..
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