## Practice

**ALL UNITS:
**

Links to Q&A worksheets on all units

**UNIT IV: Regression and Correlation**

- Test Review with Answers
- interpret_slope examples
- Sigma Problems
- Sigma: summation
- Correlation
- More Correlation problems
- Scatterplots
- Scatterplots
- Line of Best Fit – Khan Academy

**UNIT III: Normal Distribution**

- 68-95-99.7 Rule
- Practice normal distribution problems: start on page 32
- z-scores (level 1-3)
- Normal Distribution and Standard Deviation
- Textbook Problem Set pages 121-126
- Mean real world problems
- Standard Deviation & More Standard Deviation
- Q&A on normal distrubution

**UNIT II: Probability**

- Mutually exclusive, independent events, and compliments: This LinkBasic Probability Questions
- Harder Multiplication rule probability questions
- Independent Events
- Dependent Events
- Expected Value on page 14 (there is also great stuff before and after)
- Conditional Probability
- Practice Exam Questions
- Practice Problems #1-9: answers at the bottom
- Expected value with worked out answers
- Expected Problems: problems with detailed answers
- Binomial Distribution: questions and answers
- Interactive Permutations and Combinations (Kahn)
- Permutations and Combinations
- Mutually exlcusive, Compliments, and Independent Events
- Conditional Probability
- Addition and Multiplication Rule
- CONDITIONAL PROBABILITY: do the following three:
- Conditional Probability – example of a drug testing
- #1) Video on general idea of conditional probability: STOP AT 5 MINUTES!!!
- #2 More details on using the equation Video 1
- # 3 using excel as your calculator complete Conditional Probability problems : write you answers on a piece of paper.
- Video: Independent Events II & Multiplication Rule
- Video: Compliment Rule (stop at around 7min 30 seconds)
- Certain and Impossible Events
- Sample Spaces
- Complement of an Event
- Mutually Exclusive Events
- Addition Rules
- Independent Events
- Dependent Events
- Event given another event occurred
- Quiz yourself and see how you are doing
- Quiz yourself and see how you are doing – Challenge
- More Advanced Topics in Probability:
- Clear Explanation of Combination and Permutations
- Binomial Probability Model: Basic Definitions

**UNIT I: Describing Data**

- Box and Whisker Problems
- Fun Quiz on Box and Whisker Plots: check answers and get score
- Central Tendency Problems
- Variability Problems
- Mean Median Mode
- Mean real world problems
- Standard Deviation & More Standard Deviatio

**UNIT VII: Hypothesis Testing**

- On-line Quiz: z-values
- Confidence interval questions
- P-value questions
- Confidence interval quiz
- Margin of error and confidence interval questions
- Hypothesis questions with solutions
- More Hypothesis questions and solutions
- Sample problems with solutions

**UNIT VI: Samples and Surveys**

- More Confidence interval questions
- Confidence interval quiz
- Margin of error and confidence interval questions

** **

**UNIT V: Linear Regressions**

**UNIT VI: Probability Take II**

**TESTS**

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