Estimate the true proportion of home owners
A report describes that 40% of home owners had vegetable garden. How large a sample is required to estimate the true proportion of home owners who have vegetable gardens to within 3% with 95% confidence?
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how many ways are there of filling all positions of the cabinet if we suppose that each position be filled by the different person and take into account which position each has been allotted?
The average yearly Medicare Hospital Insurance benefit per person was $4064 in a recent year. If the benefits are normally disturbed with a standard deviation of $460, find the probability that the mean benefit for a random sample of 20 patients i
A random sample of 70 printers discovered that 37 of them were being used in small businesses. Determine the 99 % confidence interval for the true proportion of printers that are used in small businesses.
The marketing analysis illustrates that 12% of consumers who don't presently drink KickKola will buy KickKola next time they purchase the cola.
A study of 70 bolts of carpet showed that their average length was 150 yards. The standard deviation of the population is 6 yards. What is the 99% confidence interval for the mean length per bolt of carpet?
A recent survey indicated that average amount spent for breakfast by business managers was $7.58 with a population standard deviation of $0.42. It was felt that breakfasts on the West Coast were higher than $7.58.
Forecast percentage of Midwestern shoppers which will be regular Safe Shop customers and percent which will be regular PayNEat customers as the result of trend.
A political strategist thinks that at least 58% of voters in certain state support his candidate. He then commissions poll of 1000 voters and 60% of them support his candidate. At ? = .05, test the claim.
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A patient who has lost the ability to form new memories begins painting as part of an art therapy class. The patient attends biweekly painting
A psychologist who specializes in the study of perception refers to herself as a Gestalt psychologist.
Make a comment about your classmate's post: I chose DRA because it focuses on reinforcing alternative, appropriate behaviors while withholding reinforcement
Topics of interest in animal cognition include imagination, theory of mind, planning and self-control. Complex cognition depends on a ''tool kit''
Question: A psychological researcher might operationally define liking for a stranger as which of the following:
You are thinking of administering an assessment measure to one of your clients. One factor you would consider in
Question: Which event in Mark Vonnegut's life is noted as a potential contributing factor to his schizophrenic episodes?