Exercise 4. (a) Two people play a dice game. Each throws a regular 6 sided die. The perso with the largest number wins. (i) What is the probability that they throw exactly the same number (so no-one wins)? (ii) Calculate the probability that player 1 wins in two ways, (1.) using conditional probabilit conditioned on all the possible numbers that player 1 could throw, (2.) by arguing that, given th one player wins, then it must be player 1 or player 2 with equal probability. Check that your tw solution methods yield identical answers.

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Exercise 4. (a) Two people play a dice game. Each throws a regular 6 sided die. The person
with the largest number wins.
(i) What is the probability that they throw exactly the same number (so no-one wins)?
(ii) Calculate the probability that player 1 wins in two ways, (1.) using conditional probability,
conditioned on all the possible numbers that player 1 could throw, (2.) by arguing that, given that
one player wins, then it must be player 1 or player 2 with equal probability. Check that your two
solution methods yield identical answers.
1
(b) Now suppose that Player 1 is throwing a 4 sided (tetrahedral) die and Player 2 is throwing
a 6 sided (cube) die.
(i) How many possible outcomes are there for Player 1's score and Player's 2 score.
(ii) What is the probability that the two players throw the exact same number.
(iii) Use conditional probability to calculate the probability that Player 1 wins.
Transcribed Image Text:Exercise 4. (a) Two people play a dice game. Each throws a regular 6 sided die. The person with the largest number wins. (i) What is the probability that they throw exactly the same number (so no-one wins)? (ii) Calculate the probability that player 1 wins in two ways, (1.) using conditional probability, conditioned on all the possible numbers that player 1 could throw, (2.) by arguing that, given that one player wins, then it must be player 1 or player 2 with equal probability. Check that your two solution methods yield identical answers. 1 (b) Now suppose that Player 1 is throwing a 4 sided (tetrahedral) die and Player 2 is throwing a 6 sided (cube) die. (i) How many possible outcomes are there for Player 1's score and Player's 2 score. (ii) What is the probability that the two players throw the exact same number. (iii) Use conditional probability to calculate the probability that Player 1 wins.
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Hello! As you have posted 2 different questions, we are answering the first question. In case you require the unanswered question also, kindly re-post them as separate question.

a)

In the given situation,

Two people play a dice game.

Each throws a regular 6 sided die.

The person with the largest number wins.

Let W be the event that the player 1 wins.

A be the event that the outcome of player 1.

B be the event that the outcome of player 2.

The outcomes for throwing two dice are,

Probability homework question answer, step 1, image 1

Total outcomes=36

 

 

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