Question: Two methods are used to analyze the Cu ion content in canned beans and obtained the following results. Method 1: replication mumber N1 =7,

Two methods are used to analyze the Cu ion content in canned

Two methods are used to analyze the Cu ion content in canned beans and obtained the following results. Method 1: replication mumber N1 =7, mean = 7.1 ppm, Student 2: replication number N2 = 5, mean = 6.9 ppm, If the pooled standard deviation sp of the two sets of data is 0.054 ppm, what is the calculated t value? Keep your data with two decimal places as x.Xx

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