A fair die is rolled ten times and each time the face-up is recorded. Let X be the number of times a number less than 3 has been recorded.  a) what is the "state space"? b) what is the variance?

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section10.8: Probability
Problem 31E
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A fair die is rolled ten times and each time the face-up is recorded. Let X be the number of times a number less than 3 has been recorded. 

a) what is the "state space"?

b) what is the variance?

Expert Solution
Step 1

Here we are given that , a fair die is rolled ten times and each time the face-up is recorded.

Let X be the number of times a number less than 3 has been recorded.

It is asked to find 

  • The state space.
  • The variance value.

 

 

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