Solution Found!
Repeat Theoretical Exercise, this time assuming that
Chapter 4, Problem 33TE(choose chapter or problem)
Problem 33TE
Repeat Theoretical Exercise, this time assuming that withdrawn chips are not replaced before the next selection.
Exercise
A jar contains n chips. Suppose that a boy successively draws a chip from the jar, each time replacing the one drawn before drawing another. The process continues until the boy draws a chip that he has previously drawn. Let X denote the number of draws, and compute its probability mass function.
Questions & Answers
QUESTION:
Problem 33TE
Repeat Theoretical Exercise, this time assuming that withdrawn chips are not replaced before the next selection.
Exercise
A jar contains n chips. Suppose that a boy successively draws a chip from the jar, each time replacing the one drawn before drawing another. The process continues until the boy draws a chip that he has previously drawn. Let X denote the number of draws, and compute its probability mass function.
ANSWER:
Solution 33TE
Step1 of 2:
From the given problem we have a random variable X it presents the number of draws.
event of not drawing a previous chip on the
draw.
probability of stopping on th