11. Let X denote the sum of the numbers in two tosses of a fair four-sided die with four equilateral triangle-shaped faces. Each of the dice's faces shows a diferent number from 1 to 4. ( a. Find P(X < 3 or X 2 6) b. Find P(3 < X 56) c. Find E(X). Find V

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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11. Let X denote the sum of the numbers in two tosses of a fair four-sided die with
four equilateral triangle-shaped faces. Each of the dice's faces shows a
diferent number from 1 to 4. (
a. Find P(X < 3 or X > 6)
b. Find P(3 < X5 6)
c. Find E(X).
d. Find V(X).
120 pte)
Transcribed Image Text:11. Let X denote the sum of the numbers in two tosses of a fair four-sided die with four equilateral triangle-shaped faces. Each of the dice's faces shows a diferent number from 1 to 4. ( a. Find P(X < 3 or X > 6) b. Find P(3 < X5 6) c. Find E(X). d. Find V(X). 120 pte)
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