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Dole Pineapple, Inc. is concerned that the 16-ounce can of sliced pineapple is being overfilled. Assume the standard deviation of the process is .03 ounces. The quality-control department took a random sample of 50 cans and found that the arithmetic mean weight was 16.05 ounces? Determine the p-value.
Determine whether the following situations represent a right, left or two-tailed test: In 1997, 43% of Americans 18 years or older participated in some form of charity work.
Using the data in the Excel file Home Market Value, develop a multiple linear regression model for estimating the market value as a function of both the age and size of the house.
Find out the p-value associated with test of hypothesis you conducted?
At the .05 level of significance, is there convincing evidence that the number of absences per employee has increased?
Estimate the probability that the machine will overflow an 8 oz cup.
Sun Microsystems has approximately 50% of the high-end Unix machines market with its closest competitor being IBM. Suppose that 15 firms were in the market to purchase a high-end Unix machine. Assume that these firms listened to sales pitches by a..
Can you explain to me how the null and alternative hypothesis for one-sample testing differs from two-sample testing; and explain how these two hypothesis' are the same. Please provide a numerical example:
Assume a sample of 25 women is needed for the study. What type/s of method/s of random selection can you use to determine which women should be asked to participate in the study?
Use a significance level of alpha = .05 to test the claim that p > .5. The sample is a simple random sample n = 50. Show how to calculate beta for the test and assume the true population proportion is .6.
The breaking strengths of cables produced by a certain manufacturer have a standard deviation of 96 pounds. A random sample of 50 newly manufactured cables has a mean breaking strength of 1950 pounds.
At all times, the urn comprises N balls-some white balls and some black balls. At each stage, coin having probability p, 0
Use the Poisson distribution to find the indicated probabilities. Currently 11 babies are born in the village of West Point (population of 760) each year.
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