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A brewery claims that the consumers are getting a mean volume equal to 32 ounces of beer in their quart bottles. The Bureau of Weights and Measures randomly selects 36 bottles and obtains the following measures in ounces:
32.09 31.89 31.06 32.03 31.42 31.39 31.75
31.53 32.42 31.56 31.95 32.00 31.39 32.09
31.67 31.47 32.45 32.14 31.86 32.09 32.34
32.00 30.95 33.53 32.17 31.81 31.78 32.64
31.06 32.64 32.20 32.11 31.42 32.09 33.00
32.06
Test the claim of the brewery about the mean volume equal to 32 oz. at the 0.05 significance level. It's your choice whether to use z or t.
Assume the probability of a tire blowout is 0.178% per 50,000 miles of use and that a person travels 15,000 miles per year in a car.
What are some typical applications of the Binomial and the Poisson probability distribution? Explain with examples. When is the Hypergeometric distribution used?
Following data represent random sample of bank balances for population of checking account customers at large eastern bank. Based on data, determine the 95 percent confidence interval estimate for true population mean?
a) Under what circumstances can z be greater than one? b) Under what circumstances can a probability be greater than one?
Research the topic of Job Satisfaction using the Business Source Premier Database (EBSCO) and/or the ABI Inform Global database from the Internet.
The number of messages sent to a computer bulletin board is a Poisson random variable with a mean of 5 messages per hour.
How would you respond if someone told you that the correlation between education level and salary was 1.27?
Lotto, a lottery game conducted by the Ohio State Lottery Commission, consisted of selecting six numbers from the 42 numbers 1, 2, ...,41, 42.
In a large university, 15% of the students are female. If a random sample of twenty students is selected,
Employees of a local university have been classified according to gender and job type.
This set of height measurements are recorded in centimeters. Answer the following questions using the Histogram Applet. Is 1.7cm a Plausible mean value? Explain.
Solve different inventory control problems using an appropriate OR method.
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