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Boris and Bela are landscape contractors. They bid on jobs where they can make a $3,000 profit. The probabilities of getting 1, 2, 3, or 4 jobs per month are
Number of Jobs. 1 2 3 4
Probability 0.2 0.3 0.4 0.1
Find Boris and Bela's expected profit per month. Your final answer should be correct to 2 places after the decimal point.
Part 1: A certain feature on the NVG is produced using high speed milling. Currently two different manufacturers (Supplier 1 and Supplier 2) supply tools to the manufacturing cell. A number of tests have been conducted with the results for tool li..
a sample of 81 account balance of a credit company showed and average balance of 1200 with a standard deviation of 126.
Additionally, they found that thirty-five percent of children who are sensitive to dust mites have eczema. A child is selected at random from this population.
Calculate the value of Cpk for each of the corkproduction processes described in the previous exercise, and comment. c. How do Cp and Cpk compare, and when are they equal?
The results for college x was a mean of 5 hours and an estimated population variance of 2 hours: for college y, m= 4, s 2 =1.5; and for college Z, M= 6, s 2 =2.5 what should you conclude? Use the .5 level.
In previous tests, baseballs were dropped 24ft onto a concrete surface, and they bounced an average of 92.84% in. In a test of a sample of 40 new balls, the bounce had a mean of 92.67 in.
what is the formula of t-quantile distribution needed to calculate an exact 90 confidence interval for the
Report descriptive statistics, assumptions tests, effect sizes (partial eta) as well as tests of statistical significance.
Each order has a fixed cost of $8 and the annual demand quantity is 150,000 units. What is the company's optimal order quantity?
For the constant sound group: 1, 10, 1, 10, 1, 9, 7, 3. And for the no sound group: 4, 3, 6, 4, 5, 8, 4, 9. A. Assume that the standard deviations are equal and find the test statistic for the test that the between mu1 and mu2 is zero.
Explain how a company's ability to service its overall Debt level (or leverage) can be measured using certain financial ratios?
The verbal subtest of the GRE has a population mean of 500 and a population standard deviation of 100 by design.
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