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The results of an independent-measures study produce a t statistic with df = 36. How many individuals participated in the entire study?
Statistics and Probability, Statistics
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 ...
In a poker hand consisting of 5 cards find the probabilty of holding 2 aces and 3 jacks In how many ways can you pick 5 different questions from a test bank contsisting of 15 questions? 3 dice are thrown find the probabi ...
The times that customers spend in a book store are normally distributed with a mean of 39.5 minutes and a standard deviation of 15.9 minutes. A random sample of 25 customers has a mean of 36.1 minutes or less. Would this ...
A major car manufacturer wants to test a new engine to determine if it meets new air pollution standards. The mean emission μ of all engines of this type must be approximately 18 parts per million of carbon. If it is hig ...
What is the sample size for studies with MOE of +/-3.5% and +/-2.8%?, with a confidence level of 95%, sample statistics of .50? Please show work.
A population has a mean μ=79 and a standard deviation σ=24. Find the mean and standard deviation of a sampling distribution of sample means with sample size n=248 μx= ?Simplify your? answer. σx= rounded to three decimal ...
1. Overproduction of uric acid in the body can be an indication of cell breakdown. This may be an advance indication of illness such as gout, leukemia, or lymphoma.† Over a period of months, an adult male patient has tak ...
100 people are invited to the party. Each guest is estimated to eat 0 or 1 or 2 sandwiches with probabilities 0.2,0.50.3 respectively. How many sandwiches should be ordered ro be approx 90% confident that there will be e ...
Past data from a specialized lung cancer clinic show that 10% of patients entering the clinic have lung cancer. Data also shows 5% of the patients are smokers. Additionally, it is found that 7% of the patients are smoker ...
Using Excel, A manufacturer of Celsius thermometers claims the thermometers they produce have an average (mean) reading of 0 degrees Celsius and a standard deviation of 1 degree Celsius for freezing water . If one of the ...
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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