
Box plot review (article) | Khan Academy
The five-number summary is the minimum, first quartile, median, third quartile, and maximum. In a box plot, we draw a box from the first quartile to the third quartile. A vertical line goes through …
Identifying outliers with the 1.5xIQR rule - Khan Academy
Here's a box and whisker plot of the same distribution that does show outliers. Notice how the outliers are shown as dots, and the whisker had to change. The whisker extends to the …
Box and whisker plot: how to construct (video) | Khan Academy
Here's a word problem that's perfectly suited for a box and whiskers plot to help analyze data. Let's construct one together, shall we?. Created by Sal Khan and Monterey Institute for …
Worked example: Creating a box plot (even number of data points)
We've constructed our box-and-whiskers plot, which helps us visualize the entire range but also you could say the middle, roughly the middle half of our numbers.
Reading box plots (also called box and whisker plots) (video)
Is this some kind of cute cat video? No! Box and whisker plots seek to explain data by showing a spread of all the data points in a sample. The "whiskers" are the two opposite ends of the data. …
Judging outliers in a dataset (video) | Khan Academy
So once again, this is a box-and-whiskers plot of the same data set without outliers. And this is one where we make specific, we make it clear where the outliers actually are.
Worked example: Creating a box plot (odd number of data points) …
Learn how to create a box plot. The data set used in this example has 11 data points.
Interquartile range (IQR) (video) | Khan Academy
I'm just gonna solve it on my scratch pad. The following data points represent the number of animal crackers in each kid's lunch box. Sort the data from least to greatest and then find the …
Math - Part 1 (article) | Test sections | Khan Academy
Assuming exponential growth, the formula P = C (2) r t gives the number of bacteria in the growth medium, where r and C are constants and P is the number of bacteria t hours after the initial …
Judging outliers in a dataset (video) | Khan Academy
When you are creating box-and-whisker plots, how do you know when you should include outlier's or not?