Five laboratories (A, B, C, D and E) determined the concentration of lead naturally occurring in soils in mg kg and obtained the following results as shown in the table below Laboratories A B C D E Replicate 1 22 29 17 16 30 Replicate 2 22 18 18 19 25 Replicate 3 18 21 19 18 24 Replicate 4 17 20 2...

To analyze the variance and test if the five laboratories yield significantly different results we c ...

Five laboratories (A, B, C, D and E) determined the concentration of lead naturally occurring in...

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