What is the probability of guessing correctly at least 8 out of 10 answer on a true-false examination?

What is the probability of guessing correctly at least 8 out of 10 answer on true-false examination?

What is the probability of guessing correctly at least 8 out of 10 answer on true-false examination?

The probability of guessing correctly atleast 8 out of 10 answers on a true falsetype examination is

Find the probability of guessing at least 6 out of 10 answers in True false type examination

Find the probability of guessing correctly atleast 6 out of 10 questions in (i) True or false type examination (ii) multiple choice with 4 possible answers.

The probability of guessing atleast 8 correct answers out of 10 true /false questions

What is the probability of getting at least three heads when flipping four coins?

The overall percentage of failures in a certain examination is 40. What is the probability that out of a group of 6 candidates at least 4 passed the examination?

The probability that a student will pass the final examination in both English and Hindi is 0.5 and the probability of passing neither is 0.1. If the probability of passing the English examination is 0.75. What is the probability of passing the Hindi examination?

A coin is tossed 5 times. What is the probability of getting at least 3 heads.