A researcher selects a sample of 49 participants from a
population with a mean of 12...
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A researcher selects a sample of 49 participants from apopulation with a mean of 12 and a standard deviation of 3.5. Whatis the probability of selecting a sample mean that is at leastequal to the population mean? 0.50 equal to the probability ofselecting a sample mean that is at most equal to the populationmean all of the above none of the above
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SolutionIt is given that a researcher selects a sample of 49participants from a population with a mean of 12 and a standarddeviation of
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