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The results obtained by two analysts for the phosphorus content of water samples are as follows: Analyst 1: 49.32, 49.41, 49.66, 49.45 Analyst 2:

The results obtained by two analysts for the phosphorus content of water samples are as follows: Analyst 1: 49.32, 49.41, 49.66, 49.45 Analyst 2: 49.09, 49.08, 49.25, 49.13, 49.10, 49.19 Using the appropriate test, compare the standard deviations and b) the mean values of the two sets of data.

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