Six Sigma Iassc Green Belt Yellow Belt Certification Questions Part 1

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Question : 29 of 30
 
Marks: +1, -0
For the data shown here a Belt suspects the three grades are supplying the same results.
 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    
Which statement(s) are true for proper Hypothesis Testing?
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