 Math 254 Suggested Homework Solutions
Try not to peek at the solutions until you have attempted each set of problems!
Solutions to Section 1. Variables and Data; Types of Variables
Solutions to Section 2. Bar Charts, Histograms, Stem and Leaf Plots
Solutions to Section 3. Mean, Median and Mode
Solutions to Section 4. Range, SD and Variance
Solutions to Section 5. Tchebysheff and Empirical Rules
Solutions to Section 6. Percentiles and Box Plot
Solutions to Section 7. Correlation and the Regression Line
Solutions to Section 8. Intro to Probability
Solutions to Section 9. Combinations and Permutations
Solutions to Section 10. Unions, Intersections and Complements
Solutions to Section 11. Conditional Probability and Independence
Solutions to Section 12. Bayes' Rule
Solutions to Section 13. Random Variables
Solutions to Section 14. The Binomial Distribution
Solutions to Section 15. The Poisson Distribution
Solutions to Section 16. The Continuous Uniform Distribution
Solutions to Section 17. Continuous Probability Distributions
Solutions to Section 18. The Exponential Distribution
Solutions to Section 19. The Normal Distribution
Solutions to Section 20. Approximating the Binomial Distribution
Solutions to Section 21. Random Sampling
Solutions to Section 22. Central Limit Theorem
Solutions to Section 23. Statistical Process Control
Solutions to Section 24. Large Sample Confidence Intervals
Solutions to Section 25. OneSided Confidence Bounds; Sample Size
Solutions to Section 26. Large Sample Hypothesis Tests
Solutions to Section 27. Type I and Type II Error
Solutions to Section 28. Small Sample Inferences for the Mean
Solutions to Section 29. Difference of Means in Small Samples
Solutions to Section 30. Inferences about the Population Variance
Solutions to Section 31. GoodnessofFit Tests
Solutions to Section 32. Rank Sum Test
