Statistical studies & designs
What is a statistical investigation? Population parameter and sample statistic Population parameter and sample statistic (video) A parameter is a number that summarizes population data; or data collected from the entire population. A statistic is a number that summarizes sample data; data collected from a subset of the population. Survey Sampling Methods Experiment & Survey Designs Experiments vs Observations Simulations Census Sampling |
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Histograms and box & whiskers
Constructing box & whisker plots
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Hypothesis
Null Hypothesis Alternate Hypothesis How do you test a hypothesis? Margin of Error The Margin of Error in Polls
Class assignments - Research studies, hypothesis testing & margin of error
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