For the data set shown here which of these statements is/are true? Grade A Grade B Grade C 0.917 1.1 0.63 0.68 0.173 4.17 1.74 0.24 0.6 0.3 0.67 0.84 0.33 6.94 0.22 4.13

Correct Answer is : Grade A has the lowest sample Mean of the 3 samples

Hypothesis Testing of Means or Medians cannot be done since there are an unequal number of observations for the 3 samples

A Paired T-test would be applicable for comparing Grade B and Grade A since they follow each other in the data set

Grade A has the lowest sample Mean of the 3 samples

Grade A has a higher sample Mean than Grade B

Six Sigma Lean Master Black Belt Certification Questions Part 3

Question : 29 of 40

Marks: +1, -0

For the data set shown here which of these statements is/are true?

Hypothesis Testing of Means or Medians cannot be done since there are an unequal number of observations for the 3 samples
A Paired T-test would be applicable for comparing Grade B and Grade A since they follow each other in the data set
Grade A has the lowest sample Mean of the 3 samples
Grade A has a higher sample Mean than Grade B

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