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ASQ

CSSBB · Question #415

From the variance F-test shown above, which of these conclusions is/are valid?

The correct answer is C. The variance between the class score distribution is significantly different. See the full explanation below for the reasoning.

Analyze Phase

Question

From the variance F-test shown above, which of these conclusions is/are valid?

Exhibit

CSSBB question #415 exhibit

Options

  • AThe variance between the class score distribution is not significantly different
  • BThis test applies only to Normal Distributed data at 99 % confidence
  • CThe variance between the class score distribution is significantly different
  • DThere are not enough data points to make any statistical conclusions

How the community answered

(37 responses)
  • A
    16% (6)
  • B
    8% (3)
  • C
    73% (27)
  • D
    3% (1)

Topics

#F-test#variance comparison#statistical significance#hypothesis testing

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