STAT 117R Introduction to Statistics
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For your convenience, the MS PowerPoint notes have been saved in PDF format.  You may download the files to use as a reference as you study, read the course textbook, and work on practice exercises.  You are responsible for the material discussed during course meetings, provided in the MS PowerPoint notes, and contained in the textbook and any additional readings.

• Introduction to Statistics
  • Part 1
  • Part 2
• Basic Sample Types
• Sampling and Bias
• Design of Experiments to Reduce Variability
• Frequency Distributions and Relative Frequency Distributions
• Visualizing Distributions
• Graphical Displays for Distributions -
  • Qualitative Variables
  • Quantitative Variables
• What Makes a Good Graph?
• Misleading Graphs
• Language Hints
• Five-Number Summary and Box Plots
• Measures of Center and Spread
• Basic Probability
• Probability of Compound Events
• Conditional Probability
• Basic Counting
• Random Variables and Discrete Probability Distributions
• Binomial Distribution
• Normal Distribution
• Sampling Distributions
• Confidence Intervals
• Hypothesis Testing
• Scatterplots (a.k.a. Scatter Diagrams)
• Least Squares Regression Line
• Interpreting the Slope and y-Intercept
• Correlation

Please remember that your questions are important to me, that I want to help you to do well in the course, and that there is no such thing as a stupid question.

This site was created and is maintained by Sarah L. Mabrouk, Mathematics Department, Framingham State University.  If you notice any broken hyperlinks, please feel free to send email.