1. AP Stats Chapter 7 Review Nick Friedl, Patrick Donovan, Jay Dirienzo

2. Q1: A variable whose value is a numerical outcome of a random phenomenon. Expected ValueNormal DistributionRandom Variable

3. Go to Q2 Expected Value is incorrect The correct answer was Random Variable

4. Go to Q2 Random Variable is correct!

5. Go to Q2 Normal Distribution is incorrect The correct answer is Random Variable

6. Q2: This graph is an example of: Density CurveProbability HistogramUniform Distribution

7. Go to Q3 Uniform Distribution is incorrect The correct answer is Probability Histogram

8. Go to Q3 Probability Histogram is correct!

9. Go to Q3 Density Curve is incorrect The correct answer is Probability Histogram

10. Q3: _____ tells us what the possible values of X are and how probabilities are assigned to those values. Variance Discrete Random Variable Probability Distribution

11. Go to Q4 Probability Distribution is correct!

12. Go to Q4 That is incorrect The correct answer is Probability Distribution

13. Q4: The average of the squares of the standard deviations of the observations from their mean is CriticalVarianceQuantitative

14. Go to Q5 Critical is incorrect The correct answer is Variance

15. Go to Q5 Quantitative is incorrect The correct answer

16. Go to Q5 Variance is correct!

17. Q5: A theorem that describes the result of performing the same experiment a large number of times. According to the law, the average of the results obtained from a large number of trials should be close to the expected value, and will tend to become closer as more trials are performed. Simpson’s Paradox Law of Large NumbersBill of Rights Pythagorean Theorem

18. Go to Q6 That is incorrect The correct answer is Law of Large Numbers

19. Go to Q6 Simpson’s Paradox is incorrect The correct answer is Law of Large Numbers

20. Go to Q6 Law of Large Numbers is correct!

21. Q6: Expected value is the __________ of all possible outcomes of a random variable. Cumulative FrequencyRelative FrequencySum

22. Go to Q7 Sum is correct!

23. Go to Q7 Relative Frequency is incorrect The correct answer is Sum

24. Go to Q7 Cumulative Frequency is incorrect The correct is Sum

25. Q7: A type of continuous distribution: Normal Distribution Normal ShmistributionContinuous Random Variable

26. Go to Q8 Normal Distribution is correct!

27. Go to Q8 That is incorrect The correct answer is Normal Distribution

28. Q8: The distribution of a random variable in which each value has the same probability of occurance: Probability Histogram Density CurveUniform Distribution

29. Go to Q9 That is incorrect The correct answer is Uniform Distribution

30. Go to Q9 Uniform Distribution is correct!

31. Q9: Takes all values in some intervals of numbers: Irregular Numbers Continuous Random Variable Integer Variables

32. Go to Q10 That is incorrect The correct answer is Continuous Random Variable

33. Go to Q10 Continuous Random Variable is correct!

34. Q10: An average of the products of the standardized X and Y observations VarianceDistributionCorrelation

35. End! Correlation is correct!

36. End! Distribution is incorrect The correct answer is Correlation

37. End! Variance is incorrect The correct answer is Correlation

38. Thanks for reviewing the Chapter 1 vocabulary!