Two machines P and Q are used to produce bags of cement of masses in kilogrammes shown in the table.     Machine P  50 51 48 50 51 52 54 51 51 Machine Q 54 49 56 47 50 51 52 53 Test if there is a difference between the two machines.

MATLAB: An Introduction with Applications
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Two machines P and Q are used to produce bags of cement of masses in kilogrammes shown in the table.
   
Machine P 
50
51
48
50
51
52
54
51
51

Machine Q
54
49
56
47
50
51
52
53


Test if there is a difference between the two machines.

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