Four laboratories are being used to perform chemical analyses

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Four laboratories are being used to perform chemical analyses. Samples of the same material are sent to the laboratories for analysis as part of the study to determine whether or not they give, on average the same results. 1 58.7 61.4 60.9 59.1 58.2 Laboratory 2 3 62.7 55.9 64.5 56.1 63.1 57.3 59.2 55.2 60.3 58.1 4 60.7 60.3 60.9 61.4 62.3 T = 298.3 T, = 309.8T, = 282.6 T= 305.6 NOTE: Σ' =71676.99 Does the data indicate a difference in results between the laboratories? Use a =0.05 level of significance. (Perform ANOVA test)