Determine (a) the x² test statistic, (b) the degrees of freedom, (c) the critical value using a = 0.05, and (d) test the hypothesis at the x = 0.05 level of significance. 1 Outcome Observed 96 Expected A B C 103 95 106 100 100 100 100 Ho: PA = PB = Pc =PD=4 H₁: At least one of the proportions is different from the others. DO

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