Name Date Making and Understanding Box and Whisker Plots StepbyStep Lesson Problem: Draw the box and whisker plot for the data set: 40, 42, 28, 38, 41, 39, 40, 47, 44 Explanation: Box and whisker.
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Understanding how to create a box and whisker plot can be an essential skill in data analysis. This guide will provide a step-by-step approach to filling out the Making And Understanding Box And Whisker Plots document online, ensuring clarity and ease of use for all users.
Follow the steps to accurately fill out your box and whisker plot form.
- Press the ‘Get Form’ button to obtain the document and access it in the online editor.
- Begin by filling in your name in the designated name field, followed by the date in the provided date section.
- Input the data set for which you want to draw the box and whisker plot. In this example, enter: 40, 42, 28, 38, 41, 39, 40, 47, 44.
- Order the data from lowest to highest: 28, 38, 39, 40, 40, 41, 42, 44, 47. Calculate the range of your data by subtracting the smallest value from the largest (47 - 28 = 19).
- Find the median of your ordered data, which in this case is the 5th data value: 40.
- Next, identify the lower quartile by finding the median of the lower half of the data (28, 38, 39, 40), resulting in 38.5.
- Then, proceed to determine the upper quartile using the upper half of the data (41, 42, 44, 47), which yields 43.
- Now, visualize your data. Create a range chart indicating the minimum (28) and maximum (47).
- Draw three large lines for the minimum, maximum, and median (40).
- Draw a box from the median to the lower quartile (38.5) and then from the median to the upper quartile (43), effectively creating a box and whisker plot.
- After completing the plot, you may save your changes, download, print, or share the form as needed.
Start filling out your Making And Understanding Box And Whisker Plots document online today!
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How do you make a box and whisker plot step by step?
To create a box-and-whisker plot, we start by ordering our data (that is, putting the values) in numerical order, if they aren't ordered already. Then we find the median of our data. The median divides the data into two halves. To divide the data into quarters, we then find the medians of these two halves.
How do you read a box and whisker plot?
The minimum (the smallest number in the data set). ... First quartile, Q1, is the far left of the box (or the far right of the left whisker). The median is shown as a line in the center of the box. Third quartile, Q3, shown at the far right of the box (at the far left of the right whisker).
What are the numbers used in making a box and whisker plot?
A box and whisker plot also called a box plot displays the five-number summary of a set of data. 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.
How do you interpret the interquartile range on a box and whisker plot?
The "interquartile range", abbreviated "IQR", is just the width of the box in the box-and-whisker plot. That is, IQR = Q3 Q1 . The IQR can be used as a measure of how spread-out the values are. Statistics assumes that your values are clustered around some central value.
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