Which of the following functions are cumulative distribution functions? (Hint: Sketch the graph of each function). (a) (b) (c) Fy (y) = 0, ytl 1 0, Fr(t) = ₁ Fx(x) = ², { 291 y < 0, 0 ≤ y ≤ 1, y ≥ 1. t<1, 1 < t < 2, t22. x < 0, 0 < x < 1, 1-, x≥1.
Which of the following functions are cumulative distribution functions? (Hint: Sketch the graph of each function). (a) (b) (c) Fy (y) = 0, ytl 1 0, Fr(t) = ₁ Fx(x) = ², { 291 y < 0, 0 ≤ y ≤ 1, y ≥ 1. t<1, 1 < t < 2, t22. x < 0, 0 < x < 1, 1-, x≥1.
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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Transcribed Image Text:1. Which of the following functions are cumulative distribution functions? (Hint:
Sketch the graph of each function).
(a)
(b)
(c)
Fy (y):
0,
uti,
(1-2,
0,
Fr(t) =,
1-,
Fx(x) = 3,
{
y < 0,
0 ≤ y ≤ 1,
y≥1.
t<1,
1 < t < 2,
t>2.
x < 0,
0 < x < 1,
1-, x≥1.
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