mgsc 291 exam 3 hendrix questions with ANSWERS,

mgsc 291 exam 3 hendrix questions with
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ANSWERS

Increasing the sample size will usually yield a _______ confidence
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interval - CORRECT ANSWERS ✔✔narrower
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Increasing the confidence level will yield a _____ confidence
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interval - CORRECT ANSWERS ✔✔wider
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What does it mean if the R-square for a regression is 0.346 and
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the adjusted R-square is 0.271? - CORRECT ANSWERS ✔✔There is
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a weak predictor in the model.
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Standard error is interpreted with the _____ variable - CORRECT
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ANSWERS ✔✔response |\




If the p-value for an F test is significant, it means that... -
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CORRECT ANSWERS ✔✔at least one predictor is important to the
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model


When using a regression model for prediction, one should be
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concerned with minimizing _____ of the regression - CORRECT
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ANSWERS ✔✔standard error |\ |\