Probability that A speaks truth is 4/...

Probability that A speaks truth is `4/5` . A coin is tossed. A reports that a head appears. The probability that actually there was head is (A) `4/5` (B)`1/2` (C) `1/5` (D) `2/5`

Similar Questions

Explore conceptually related problems

Probability that A speaks truth is 4/5 . A coin is tossed and A reports that a tail appears. Find the probability that actually there was tail.

A speaks the truth 4 out of 5 xx.He throws a die and reports that there was a 6, the probability that actually there was a 6 is

4 coins are tossed . Th e probability that they are all heads is

A fair coin is tossed 5 times . Find the probability that it shows exactly three times head.

A coin is tossed 7 times. Then the probability that at least 4 consective heads apear is

A coin is tossed 200 times and head appeared 120 times. The probability of getting a head in this experiment is

A coin is tossed 5 times. What is the probability that head appears an odd number of times?

A coin is tossed 5 times . What is the probability that head appears an even number of times ?