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Intro Stats at UMass Lowell > chapter 16: confidence intervals > Flashcards

chapter 16: confidence intervals Flashcards

1
Q

To cut the margin of error in half we must take ___ times as many observations

A

4

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2
Q

A confidence interval is _____ ± margin of error

A

x̄

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Intro Stats at UMass Lowell (20 decks)

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