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A large food processing company wants to pack exactly 300 grams of tuna fish in a can. It is known from past experience that the weights of cans have a standard deviation of 5 grams. A sample of size 19 was taken. The sample mean was calculated to be 301 grams. Use a 5 % level of significance to test the hypothesis that the average weight is 300 grams. Use the p-value test to check your answer.
Estimate with 90% confidence the mean number of weeks out of town, assuming that the population is normally distributed with a standard deviation of 6 weeks.
The following table lists the annual amounts of glass cullet produced by Kimble Glass Works, Inc. Determine the least squares trend equation. Estimate the amount of scrap for the year 2005
Suppose B^0 and B^1(beta hut 0 and beta hut 1) are the least squares estimates of B0 and B1 of the first model. Find the estimates of B0* and B1* in terms of B^0 and B^1.
The pipe diameter average of a single product is 10 cm with a standard deviation of 0.55 cm. When you have a minimum spec of 9.3 cm what percentage of process w
1.researchers are studying the absorption of two drugs into the bloodstream. each drug is to be injected at three
Assuming the Irrelevance Proposition holds, what is the market value of the company after the recap and what is the market value of the equity?
the weights of a population of workers have mean 167 and standard deviation 27. if a sample of 36 workers is chosen
suppose that the amount of time between consecutive surges in an electricity network has an exponential distribution
Using the empirical rule what percentage of adults is 25 - 45 has iq score bet 70 and 130.
If P(a
Do the Kruskal-Wallis test. Explain the distinction between the hypotheses tested by Kruskal-Wallis and ANOVA.- Write a brief statement of your findings. Include a numerical comparison of the groups as well as your test result.
Hand in an article or report about a statistical study; tell what variable or variables are involved and whether they are quantitative or categorical.
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