How large a sample should check in order to be confident
A manufacturer wishes to estimate the proportion of washing machines leaving the factory that is defective. How large a sample should she check in order to be 93 percent confident that the true proportion is estimated to within 0.014?
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Suppose too that every firm in the city hires employees by a process which, as far as race is concerned, is equivalent to simple random sampling. Would any of these firms ever be found guilty of discrimination by the z-test? Explain briefly.
It was found that the mean waiting time was .46 minutes, with a standard deviation of .16 minutes. at the .05 level of significance, can we reject the official's claim?
The right to strike is one of the rights made available to employees expressly provided by the National Labor Relations Act. Do you believe that striking against a company is a good way to promote collective bargaining? Why or why not?
A biologist estimates that 40% of deer in the region carry a certain type of tick. For a sample of 300 deer selectetd at random, what is the chance that 124 or fewer deer have this tick?
How large a sample should she check in order to be 93 percent confident that the true proportion is estimated to within 0.014?
Compare and contrast the factors that might contribute to employees' voting to decertify a union and Under what circumstances can employers poll employees to determine their desire to join a union? Explain.
Briefly explain the cultural factors that affect consumer behavior, with relevant examples. What are the implications of cultural factors for marketing strategy?
What is the probability that a single, randomly selected piece of material will be defective? (Give the answer to two decimal places.)
24 such deaths would be expected based on statewide mortality rates. Is the number of deaths from COPD in this group excessive?
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Can you put this in study guide format: External Validity Sample characteristics Stimulus Characteristics Multiple Treatment Interference
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