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Lesson 1: Measuring center in quantitative data. Statistics intro: Mean, median, & mode. Mean, median, & mode example. Mean, median, and mode. Calculating the mean. Calculating the mean. Calculating the median. Choosing the "best" measure of center. Mean, median, and mode review.
Introduction to mean, median, and mode in statistics with examples and explanations.
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Lesson 1: Introduction. Statistics intro: Mean, median, & mode. Mean, median, & mode example. Mean, median and mode.
Calculate the mean, median, or mode of a data set! Skip to main content If you're seeing this message, it means we're having trouble loading external resources on our website.
This unit covers common measures of center like mean and median. We'll also learn to measure spread or variability with standard deviation and interquartile range, and use these ideas to determine what data can be considered an outlier.
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The mean (average) of a data set is found by adding all numbers in the data set and then dividing by the number of values in the set. The median is the middle value when a data set is ordered from least to greatest. The mode is the number that occurs most often in a data set.
Practice solving some more challenging problems where you are given the mean and asked to find a missing piece of data from the original data set.
Sal thinks through the effects of modifying a value in a data set. What will happen to the mean and median?