CK-12 Basic Probability and Statistics - A Short Course

http://www.ck12.org Chapter 2. An Introduction to Conditional Probability - Basic c. P(Improved studying/used technology) Soluti ...

2.1. Conditional Probability http://www.ck12.org P(passed|studied) = 17 45 19 45 P(passed|studied) = 17 45 × 45 19 P(passed|stud ...

http://www.ck12.org Chapter 2. An Introduction to Conditional Probability - Basic The little league baseball team is open to bo ...

http://www.ck12.org CHAPTER 3 Discrete Random Variables - Basic Chapter Outline 3.1 DISCRETERANDOMVARIABLES ...

http://www.ck12.org Chapter 3. Discrete Random Variables - Basic 3.1 Discrete Random Variables Learning Objectives Demonstrate ...

3.1. Discrete Random Variables http://www.ck12.org We can have infinite discrete random variables if we think about things that ...

http://www.ck12.org Chapter 3. Discrete Random Variables - Basic If our first toss were a heads... If our first toss were a tail ...

3.1. Discrete Random Variables http://www.ck12.org Now we just divide the numerator by the denominator. P( 1 head) = 3 8 Remembe ...

http://www.ck12.org Chapter 3. Discrete Random Variables - Basic If our first toss were a heads... ...

3.1. Discrete Random Variables http://www.ck12.org If our first toss were a tails... Therefore there are 16 possible outcomes: H ...

http://www.ck12.org Chapter 3. Discrete Random Variables - Basic #o f favorable choices= #possible letters in combination! lette ...

3.1. Discrete Random Variables http://www.ck12.org Let’s say you want to see one coin being tossed ten times. Here is what the c ...

http://www.ck12.org Chapter 3. Discrete Random Variables - Basic Now let’s go back to our original chapter problem and see if we ...

3.1. Discrete Random Variables http://www.ck12.org Looking at the data that resulted in this trial, there were 4 times of 20 tha ...

http://www.ck12.org Chapter 3. Discrete Random Variables - Basic Tree Diagram A branching diagram used to list all the possible ...

3.1. Discrete Random Variables http://www.ck12.org Draw a diagram to represent the rolling two dice and determine the probabili ...

http://www.ck12.org Chapter 3. Discrete Random Variables - Basic 4. Possible Outcomes : BB,BG,BR,GB,GG,GR,RB,RG,RR P(at least on ...

3.1. Discrete Random Variables http://www.ck12.org 9.P(4 heads)= 256 =24% 10. #o f favorable choices= 12 × 11 × 10 × 9 × 8 × 7 × ...

http://www.ck12.org Chapter 3. Discrete Random Variables - Basic P(at leastI H) = HH,HT,TH HH,HT,TH,TT P(at leastI H) = 3 4 4. P ...

3.1. Discrete Random Variables http://www.ck12.org P(2 heads)= 204 =20% #o f favorable choices= 12 × 11 × 10 × 9 × 8 × 7 × 6 ...