Solution Found!
For Exercises 3-17 to 3-21, verify that the
Chapter 3, Problem 19E(choose chapter or problem)
For Exercises 3-17 to 3-21, verify that the following functions are probability mass functions, and determine the requested probabilities.
\(f(x)=\frac{2 x+1}{25}, x=0,1,2,3,4\)
(a) \(P(X=4)\)
(b) \(P(X \leq 1)\)
(c) \(P(2 \leq x<4)\)
(d) \(P(X>-10)\)
Equation transcription:
Text transcription:
f(x)=frac{2 x+1}{25}, x=0,1,2,3,4
P(X=4)
P(X leq 1)
P(2 leq x<4)
P(X>-10)
Questions & Answers
QUESTION:
For Exercises 3-17 to 3-21, verify that the following functions are probability mass functions, and determine the requested probabilities.
\(f(x)=\frac{2 x+1}{25}, x=0,1,2,3,4\)
(a) \(P(X=4)\)
(b) \(P(X \leq 1)\)
(c) \(P(2 \leq x<4)\)
(d) \(P(X>-10)\)
Equation transcription:
Text transcription:
f(x)=frac{2 x+1}{25}, x=0,1,2,3,4
P(X=4)
P(X leq 1)
P(2 leq x<4)
P(X>-10)
ANSWER:Solution:
Step 1 of 3:
We have to verify the given function is a probability mass function, also we have to find the given probabilities.
, x=0, 1, 2, 3, 4.
- P(X=4)
- P(X
- P(2
- P(X>-10)