Percent Increase and Decrease Quiz
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Statistics Quiz: Basic Probability (two versions)
Two versions of a quiz on basic probability concepts (answer KEYS provided). One quiz could be used as a practice/review. Includes sample space, independent events, mutually exclusive events, Venn diagrams, and the complement rule.
9th - 12th
Statistics
Statistics Quiz: the normal distribution
One practice quiz (with answer KEY!) and two forms of a "real quiz" (answer KEYs provided!) on the normal distribution. Students must sketch and label a bell curve, use the 68-95-99.7 rule, compute z-scores and use a z-table (commonly referred to as "Table A").
9th - 12th
Statistics
Statistics practice: Type I & II Error Probabilities (visually)
Students use two-color sketches to visualize and estimate (NOT calculate precisely) Type I and II error probabilities. This exercise helps students to see that statistical power increases with increased significance level, increased sample size, and increased effect size. Answer KEY provided!
11th - 12th
Statistics
Statistics and Data Analysis: 5-number summary, box plots, and outliers
An introduction to data analysis, this 2-page handout (with answer KEY!) provides 6 datasets to analyze. Students compute the 5-number summary, make a box plot, describe the shape of a data set and relate the shape to the mean/median relationship, then finally go back through and check for outliers.
9th - 12th
Statistics
Statistics practice: Connecting significance tests and confidence intervals
Students work through inference about proportions in order to make a connection between the results of a significance test and the confidence interval. Rather than just telling students the relationship, this activity shows them! Answer KEY provided.
11th - 12th
Statistics
Standard Deviation & Resistant Statistics
By completing this two-page handout (answer KEY provided!), students work through the step-by-step process of calculating the standard deviation for two small datasets. In the process, students will note which statistics are resistant to outliers.
9th - 12th
Statistics
Statistics Investigation: the Central Limit Theorem:
This activity guides students as they investigate the wonderful website https://onlinestatbook.com/stat_sim/sampling_dist/. Through their observations, students can visualize the powerful and important fact known as the Central Limit Theorem (CLT).
11th - 12th
Statistics
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