Home » Certification Exams Questions » If Confidence Level is 90%, what should the Black Belt assume about his statistical test?

OPTIONS

  • The test will have a high chance of errors
  • The risk in the experiment is low
  • The probability of committing a Type I error is high
  • The risk in the experiment is high

ANSWER

The probability of committing a Type I error is high

EXPLANATION

Confidence of 90% means significance is 10%, which means probability of committing a type I error is high, so THE THIRD OPTION is correct.

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