A game is played using a fair spinner with four sectors numbered 1 to 4, as well as a fair dice with its six sides numbered 1 to 6.
Using an appropriate representation, describe the sample space of possible outcomes when the spinner is spun and the dice is rolled at the same time.
When the game is played, the spinner is spun and the dice is rolled at the same time, and the player’s score is defined to be the (positive) difference between the two results.
Find the probability of the score in the game being
The game is played 150 times.
Find the expected number of times that a prime number score will occur.
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