You covered how to calculate the quartiles when the median is part of the data set but, what if the median is not a part of the data set? Right, I got that. Additionally, the National Computational Science Institute NCSI provides nation-wide workshops portraying resources and instructional ideas to middle school, high school, and undergraduate instructors for use in the classroom. Use and interpret box plots as a way to summarize large amounts of data. Enter a set of data points, then derive a function to fit those points. Bar Graph Sorter is one of the Interactivate assessment explorers. Also called box-and-whisker plot, this graph shows the distribution of data by dividing the data into four groups with the same number of data points in each group.

Now I would like to help you with another graphing method that allows you to compare different categories of data. In the past we have talked about the mean of the data being the average of all of the data points. The median for the first set is 8. The smallest number such that at least half the numbers in the list are no greater than it. Grade 6 Statistics and Probability The student demonstrates an ability to classify and organize data. If the list has an odd number of entries, the median is the middle entry in the list after sorting the list into increasing order.

Create graphs of functions and sets of ordered pairs on the same coordinate plane.

A data set has no mode when all the numbers appear in the data with the same frequency. Allows up to 18 teams. Explanation and several good examples from Canada’s National Statistical Agency. User may choose to use or not use the median for calculation of interquartile range.

In the past we have talked about the mean of the data being the average of all of the data points. If the list has an even number of entries, the median is equal to the sum of the two middle after sorting numbers divided by two.

Box and Whisker Plot Jeopardy!

## Section 4: Box-and-Whisker Plots and Circle Graphs

Alternate Outline This lesson can be rearranged in several ways. For histograms, a mode is a relative maximum “bump”. The data set may contain up to 15 integers, each with a value from 0 to For lists, the mode is the most common frequent value.

Also remember not to get median confused with the mean. This video lesson and practice problems will explain how to create a box-and-whisker plot. Use and interpret box plots as a way to summarize large amounts of data.

Grades Data Analysis and Probability Formulate questions that can be addressed with data and shodot, organize, and display relevant data to answer them Select and use appropriate statistical methods to analyze data. You mean splitting the data into quarters? Here’s a word problem that’s perfectly suited for a box and whiskers plot to help analyze data.

Suggested Follow-Up If the students have not yet seen histograms, the lesson on Histograms and Bar Graphs makes a good follow-up.

Statistics and Probability Interpreting Categorical and Quantitative Data Innteractivate, represent, and interpret data on a interactovate count or measurement variable. The histogram of a multimodal distribution has more than one “bump”.

Grade 6 Statistics and Probability The student demonstrates an ability to classify and organize data. It is simply the median value, and it marks the fiftieth percentile of the data.

Neither of these methods is considered standard over the other way of finding the upper and lower quartiles so your final answer will depend on which method you choose to use. Note that the range is a single number, not many numbers. Data Analysis and Probability The student will demonstrate through the vox processes an understanding of the relationships between two populations or samples.

Shodro are going to use the computers to learn about box plots, but please do not turn your computers on until I ask you to.

### Interactivate: Box Plot

Have the students collect the following data from each other: The sum of a list of numbers, divided by the total number of numbers in the list. If there is an even interwctivate of data points then the quartile is the average of the two middle numbers, just like when we found the median.

The middle fifty percent of the data. What exactly is a quartile? Also called arithmetic mean median “Middle value” of a list.

There is another important ‘middle’ number.

Say something like this:. Enter your own data and construct a box-and-whisker plot at Mr. To use the crop tool: Data Analysis and Probability Formulate questions that can be addressed with interactiivate and collect, organize, and display relevant data shodro answer them Select and use appropriate statistical methods to analyze data. If the list has an odd number of entries, the median is the middle entry in the list after sorting the list into increasing order.

Do you have any questions? We have detected JavaScript as being disabled in your browser. For more advanced students, The Bell Curvecovers the normal distribution interacctivate the bell curve controversy. The histogram of a multimodal distribution has more than one “bump” range The range of a set of numbers is the largest value in the set minus the smallest value in the set. The twenty-fifth percentile is called the first quartile Q1 or the lower quartile and the seventy-fifth percentile is the third quartile Q3 or upper quartile.

Probability and Statistics 8. Learn how each constant and coefficient affects the resulting graph. Forest density, wind direction, size of forest.