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  1. Mean absolute deviation (MAD) review (article) | Khan Academy

    Mean absolute deviation The mean absolute deviation of a dataset is the average distance between each data point and the mean. It gives us an idea about the variability in a dataset. …

  2. Mean absolute deviation example (video) | Khan Academy

    After we calculate the mean, we need to subtract it from every data point and take the absolute value of each result. Adding all that together and dividing by the number of values you have …

  3. Mean absolute deviation (MAD) (video) | Khan Academy

    To find the Mean Absolute Deviation (MAD), first calculate the mean (average) of your data set. Next, find the absolute difference (distance) between each data point and the mean.

  4. Mean absolute deviation (MAD) (practice) | Khan Academy

    Manager Mark counted the number of innings each Shire Sharks pitcher pitched during the Soiltop Tournament. Calvin pitched 11 innings, Brody pitched 5 innings, Thom pitched 12 …

  5. Mean deviation about mean (grouped data - continuous)

    In this video, we explore the calculation of mean deviation about the mean for grouped continuous data. We'll work through an example where data is given in class intervals.

  6. Measures of spread: range, variance & standard deviation

    Standard deviation measures how far apart numbers are in a data set. Variance, on the other hand, gives an actual value to how much the numbers in a data set vary from the mean. This …

  7. Data and statistics | 6th grade math | Khan Academy

    Practice Mean absolute deviation (MAD) Get 3 of 4 questions to level up! Practice Not started

  8. Mean deviation about mean (grouped data - discrete) - Khan …

    We begin by working through an example, showing how to calculate the mean. Then, we find the absolute deviations from this mean, multiply them by their respective frequencies, sum these …

  9. Variance and standard deviation of a discrete random variable

    We learn how to calculate the mean and standard deviation of a discrete random variable. The concept of a random variable is explained, along with methods to calculate its expected value …

  10. Mean absolute deviation (MAD) review (article) | Khan Academy

    Mean absolute deviation (MAD) review (article) | Khan Academy ... Khan Academy