Q. 165.0( 1 Vote )

On a multiple-cho

Answer :

Given: n = 5, p = P (correct answer) = 1/3


q = 1 – p = 1- 1/3 = 2/3


We know that P (r) = nCr. qn-r. pr


P (4 or more correct answers) = P (4) + P (5)








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