Home
Class 12
MATHS
A candidate takes three tests in success...

A candidate takes three tests in succession and the probability of passing the first test is p. The probability of passing each succeeding test is p or `(p)/(2)` according as he passes or fails in the preceding one. The candidate is selected, it he passes atleast two tests. The probability that the candidate is selected, is

Promotional Banner

Similar Questions

Explore conceptually related problems

A candidate take three tests in succession and the probability of passing the first test is p. The probability of passing ech succeeding test p or p/2 according as he passes or fails in the preceding one. The candidate is selected if he passes at least two tests. The probability that the candidate is selected is

A person takes 3 tests in succession. The probability of his (her) passing the first test is 0.8. The probability of passing each successive test is 0.8 or 0.5 according as he passes or fails the preceding test. Find the probability of his (her) passing at least 2 tests.

A person takes 4 tests in succession. The probability of his passing the first test is p, that of his passing each succeeding test is p or p/2 depending on his passing or failing the preceding test, Find the probabilty of his passing at least three test

A person takes 4 tests in succession. The probability of his passing the first test is p, that of his passing each succeeding test is p or p/2 depending on his passing or failing the preceding test, Find the probabilty of his passing just three tests.