(4) Suppose you roll a pair of fair dice, each with sides labeled 1, 2, 3, 4, 5, 6. Let X denote the sum of the numbers showing on the two dice. Let Y denote the larger of the two numbers showing on...


(4) Suppose you roll a pair of fair dice, each with sides labeled 1, 2, 3, 4, 5, 6.<br>Let X denote the sum of the numbers showing on the two dice.<br>Let Y denote the larger of the two numbers showing on the two dice.<br>(i.e. If the roll is (3, 5), then X :<br>Y = 4.)<br>8 and Y = 5. If the roll is (4, 4), then X = 8 and<br>(a) Describe the distribution of X. It might help to draw a 6 x 6 array to think about<br>S and X.<br>(b) Describe the distribution of Y. It might help to draw a 6 x 6 array to think about<br>S and X.<br>(c) Compute P(X<br>7) and P(X > 7).<br>= 3) and P(Y < 3).<br>(d) Compute P(Y:<br>(e) Compute P(X = 7|Y = 3) and P(X = 7|Y = 6).<br>(f) Are the events {X = 7} and {Y = 6} independent?<br>

Extracted text: (4) Suppose you roll a pair of fair dice, each with sides labeled 1, 2, 3, 4, 5, 6. Let X denote the sum of the numbers showing on the two dice. Let Y denote the larger of the two numbers showing on the two dice. (i.e. If the roll is (3, 5), then X : Y = 4.) 8 and Y = 5. If the roll is (4, 4), then X = 8 and (a) Describe the distribution of X. It might help to draw a 6 x 6 array to think about S and X. (b) Describe the distribution of Y. It might help to draw a 6 x 6 array to think about S and X. (c) Compute P(X 7) and P(X > 7). = 3) and P(Y < 3).="" (d)="" compute="" p(y:="" (e)="" compute="" p(x="7|Y" =="" 3)="" and="" p(x="7|Y" =="" 6).="" (f)="" are="" the="" events="" {x="7}" and="" {y="6}">

Jun 09, 2022
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