Frank plays a game involving a biased six-sided die.
The faces of the die are numbered 1 to 6.
The score of the game, , is the number which lands face up after the die is rolled.
The following table shows the probability distribution for .
Score, | 1 | 2 | 3 | 4 | 5 | 6 |
Calculate the exact value of .
Frank plays the game once.
Calculate the expected score.
Frank plays the game twice and adds the scores together.
Find the probability Frank has a total score of , giving your answer as a fraction.
Did this page help you?