Four observers determine the moisture content of samples of a powder, each man taking a sample from each of six consignments. Their assessments are given below:
Observers
Consignments
Consignments
Observers 1 2 3 4 5 6
1 9 10 9 10 11 11
2 12 11 9 11 10 10
3 11 10 10 12 11 10
4 12 11 11 14 12 10
Discuss whether there is any significant difference between consignments. (Useful data: Ftab(5,15):2.96, Ftab(3,15):3.29)
Can any one answer this question
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