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/ Products tagged “sample mean”
sample mean
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(Solved) MATH225 Week 3 A teacher randomly selects 10 out of her 30 students and finds that the mean height of those 10 students is 5′2″. Is this a sample mean or a population mean, and which symbol would be used to denote it?
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(Solved) MATH225 Week 3 An art collector bought 20 paintings at an art fair, and wants to know the average price of the paintings she purchased at the fair. She adds the prices of all the paintings and divides this number by 20 to find an average price of $350
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(Solved) MATH225 Week 5 Assignment : Understanding the Empirical Rule
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