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In a sample of 900 U.S.? adults, 207 dine out at a restaurant more than once per week. Two U.S. adults are selected at random from the population of all U.S. adults without replacement. Assuming the sample is representative of all U.S.? adults, complete parts? (a) through? (d).
(a) Find the probability that both adults dine out more than once per week.
What is the probability that both adults dine out more than once per week? rounded in three decimal places
Test the null hypothesis using the test you defined in part (a). What can you say about the effectiveness of the safety program?
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the tensile strength of paper used to make grocery bags is an important quality characteristic. it is known that the
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Does that probability show that the self-proclaimed psychic has telepathic abilities?
After computing a confidence interval, the investigator believes that the results are meaningless because the width of the interval is too large. In reconstructing the interval, the investigator should: decrease the sample size.
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