Home » Certification Exams Questions » On doing a Paired t test on Phase I pilot, the Black Belt finds that the p-value between treatment groups is 0.420. What should the Black Belt conclude?

OPTIONS

  • The change effort has yielded some results
  • The change effort needs to be re-checked
  • The change effort has not yielded positive results
  • The change effort has not changed anything

ANSWER

The change effort has not changed anything

EXPLANATION

If p-value is 0.420, it is non-significant, which means nothing much has changed, so THE FOURTH OPTION is correct.

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