# AP Statistics (prior version) Practice

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• Questions 2,125
• Vocabulary Terms 131
• Performance Tasks 100
• Instructional Videos 44

### Test Standards

1. (I.A.1) Center and spread
2. (I.A.2) Clusters and gaps
3. (I.A.3) Outliers and other unusual features
4. (I.A.4) Shape
5. (I.B.1) Measuring center: median, mean
6. (I.B.2) Measuring spread
7. (I.B.3) Measuring position
8. (I.B.4) Using boxplots
9. (I.B.5) Effect of changing units
10. (I.C.1) Comparing center and spread
11. (I.C.2) Comparing clusters and gaps
12. (I.C.3) Comparing outliers and other unusual features
13. (I.C.4) Comparing shapes
14. (I.D.1) Analyzing patterns in scatterplots
15. (I.D.2) Correlation and linearity
16. (I.D.3) Least-squares regression line
17. (I.D.4) Residual plots, outliers and influential points
18. (I.D.5) Logarithmic and power transformations
19. (I.E.1) Frequency tables and bar charts
20. (I.E.2) Marginal and joint frequencies for two-way tables
21. (I.E.3) Conditional relative frequencies and association
22. (I.E.4) Comparing distributions using bar charts
1. (II.A.1) Census
2. (II.A.2) Sample survey
3. (II.A.3) Experiment
4. (II.A.4) Observational study
5. (II.B.1) Survey characteristics
6. (II.B.2) Populations, samples and random selection
7. (II.B.3) Sources of bias
8. (II.B.4) Sampling methods
9. (II.C.1) Characteristics of an experiment
10. (II.C.2) Treatments
11. (II.C.3) Sources of bias
12. (II.C.4) Completely randomized design
13. (II.C.5) Randomized block design
1. (III.A.1) Interpreting probability
2. (III.A.2) Law of Large Numbers
3. (III.A.3) Rules of probability
4. (III.A.4) Probability distributions
5. (III.A.5) Simulation of random behavior
6. (III.A.6) Mean and standard deviation
7. (III.B.1) Notion of independence
8. (III.B.2) Mean and standard deviation
9. (III.C.1) Properties of the normal distribution
10. (III.C.2) Using tables
11. (III.C.3) Model for measurements
12. (III.D.1) Sample proportion
13. (III.D.2) Sample mean
14. (III.D.3) Central Limit Theorem
15. (III.D.4) Sample proportions
16. (III.D.5) Sample means
17. (III.D.6) Simulation of sampling distributions
18. (III.D.7) t-distribution
19. (III.D.8) Chi-square distribution
1. (IV.A.1) Estimating parameters and error
2. (IV.A.2) Properties of point estimators
3. (IV.A.3) Logic of confidence intervals
4. (IV.A.4) Sample confidence interval for a proportion
5. (IV.A.5) Sample confidence interval for a difference between two proportions
6. (IV.A.6) Confidence interval for a mean
7. (IV.A.7) Confidence interval for a difference between two means
8. (IV.A.8) Slope of a least-squares regression line
9. (IV.B.1) Logic of significance testing
10. (IV.B.2) Large sample test for a proportion
11. (IV.B.3) Large sample test for a difference between two proportions
12. (IV.B.4) Test for a mean
13. (IV.B.5) Test for a difference between two means
14. (IV.B.6) Chi-square test
15. (IV.B.7) Slope of a least-squares regression line

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