Then the hypothesis being tested is ... Ho: u1 = u2 vs Ha: u1 > u2 All of the above is true  Ho: u1 = u2 vs Ha: u1 not the same as u2  Ho: u1 = u2 vs Ha: u1 < u2 Of a random sample of 64 businessmen, 48 were classified as "successful". If it is known that the population proportion is 0.70, then the standard error of the proportion estimator is

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A: The totals are T1=20,T2=12,T3=4 and G=36,∑X2=164.