Question is ⇒ If p is the probability of success and q is the probability of failure, then the probability that there are r successes in n trails is, Options are ⇒ (A) ncr pr qn - r, (B) ncr pn - r qr, (C) ncr pr qn + r, (D) ncr pn qn - r, (E) , Leave your comments or Download question paper.

Question is ⇒ If p is the probability of success and q is the probability of failure, then the probability that there are r successes in n trails is, Options are ⇒ (A) ncr pr qn - r, (B) ncr pn - r qr, (C) ncr pr qn + r, (D) ncr pn qn - r, (E) , Leave your comments or Download question paper. Previous question Next question


Q1.	If p is the probability of success and q is the probability of failure, then the probability that there are r successes in n trails is
A.	ⁿc_r p^r qⁿ ^- ^r [Correct Answer]
B.	ⁿc_r p^{n -} ^r q^r [Wrong Answer]
C.	ⁿc_r p^r qⁿ ⁺ ^r [Wrong Answer]
D.	ⁿc_r pⁿ qⁿ ^{- r} [Wrong Answer]
View Answer 2 -1 Explanation:- Answer : A Discuss it below : !! OOPS Login [Click here] is required to post your answer/result Help other students, write article, leave your comments

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