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  3. 1. why would a researcher need to use a two-tailed

1. Why would a researcher need to use a two-tailed test vs. a one-tailed test? 2.A scholar...

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Basic Math

1. Why would a researcher need to use a two-tailed test vs. aone-tailed test?

2.A scholar tests the followinghypothesis:  Females have a greater number ofdelinquent peers than males.  In her test, shecalculates a t value is -2.349.  Why would it beunnecessary to compare this test statistic to a critical tvalue?

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