Question

1. It has been experienced that proportions of defaulters in tax payments belonging to business class and professional class are same, the results of a sample survey are Business Class Professional class n7412 m2 417 Sample size Proportion of Defaulters =0.20 2 = 0.15 Find the value of pooled sample proportion p?(Round off up to 3 decimal places)

Answer 1

I + Giren, n = 412 H2 = 417 P = 0.20 82 = 0.15- We know that Here = X P = Xi+X2 Ni+N2 : X = 3, 2, - Pint Rona Initna = (0.20 * 412) + (0.15*417) = 144.95 412 + 417 829 P = 0.1748] =>7011757 Given, si= 60 S 70 si 3600 S2 = 4900 A tese sa s F test statistic If = 1,361 4900 3600 = 1.361