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Ch 1: Introduction to Statistics, Ch. 3: Describing, Exploring, and…
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Ch. 3: Describing, Exploring, and Comparing Data
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Weighted Mean: when different x data values are assigned different weights we can compute a weighted mean
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Minimum, Quartiles, Maximum
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Ch. 4: Probability
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Conditional Probability: probability obtained with the additional information that some other event has already occurred
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used in
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Probability Distributions, Binomials, Uniform Distributions, Hypothesis Testing
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continuous random variable has a Uniform Distribution if its values are spread evenly over the range of possibilities
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in a hypothesis test, the p-value is the probability of getting a value of the test statistic that is at least as extreme as the test statistic obtained from the sample data
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P-Value is low, null must go
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When using T-Distribution, subtract one from the actual sample size to get the
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