MIDTERM EXAM SECTIONS

Discrete Versus Continuous variables – Random Variables & Distributions/ 1 Random Variable

Interpreting a stem-and-leaf display – Descriptive Statistics/ Graphical Displays

Interpreting relative frequency histograms – Descriptive Statistics/ Graphical Displays

Computations from pie charts – Descriptive Statistics/ Graphical Displays

Histograms for grouped data – Descriptive Statistics/ Graphical Displays

Mean, median and mode: computations – Descriptive Statistics/ Descriptive Measures

Sample standard deviation – Descriptive Statistics/ Descriptive Measures

Chebyshev’s theorem and the empirical rule – Descriptive Statistics/ Descriptive Measures

Box-and-whisker plots – Descriptive Statistics/ Graphical Displays

Comparing standard deviations without calculation – Descriptive Statistics/ Graphical Display

Weighted mean: tabular data – Descriptive Statistics/ Descriptive Measures

Combinations – Probability/ Counting

Venn diagrams: Two events – Probability/ Events and Probability

Independent events: Basic – Probability/ Events and Probability

Probability of independent events – Probability/ Events and Probability

Tree diagrams for conditional probabilities – Probability/ Conditional Probability

Permutations, combinations and the multiplication principle for counting – Probability/ Counting

Probabilities of draws with replacement – Probability/ Counting

Calculating relative frequencies in a contingency table – Probability/ Conditional Probability

Probability of dependent events – Probability/ Conditional Probability

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