Skip to content
Related Articles

Related Articles

Aptitude | Probability | Question 1
  • Difficulty Level : Expert
  • Last Updated : 27 Feb, 2016

Given a coin which gives HEADS with probability 1/4 and TAILS with 3/4. The coin is tossed k times. What is the probability that we get at least k/2 HEADS is less than or equal to?
(A) (1/2) k/5
(B) (1/2) k/2
(C) (1/3) k/2
(D) (1/5) k/2

Answer: (A)

Explanation: probability


Quiz of this Question
Please comment below if you find anything wrong in the above post

Attention reader! Don’t stop learning now. Get hold of all the important DSA concepts with the DSA Self Paced Course at a student-friendly price and become industry ready.

My Personal Notes arrow_drop_up
Recommended Articles
Page :