How Do You Solve A Box Plot In Statistics?
If you study statistics, you have probably come across the box and whisker plot. This is a special kind of plot that helps you to understand different parameters related to the data set of values. This online dot plot calculator allows you to calculate and plot this special graph in a span of moments. No matter how long or short you provide a data set to it, you will get instant output without delay.
Definition of Box and Whisker Plot:
A special kind of statistical graph that helps a statistician to understand data more easily is called a box or whisker plot.
Apart from the median, mode, and range, the plot also helps to calculate outliers in the data if any.
Data that you divide into various quartiles are presented in a box and whisker graphic. You may more easily enter the data into the plot by dividing the information in this way. The averages of your data are then represented by the boxes that are created when you link the first and third quartiles.
Coming to the Whiskers are the lines that show which values are outliers in the findings. Your data’s top and lowest values might contain outliers. You can depict these statistics with dots if they deviate from your averages by a significant amount.
Important Components of Box Plot:
The followings are the major components of the box and whisker plot:
- Upper quartile
- Interquartile range
- Lower quartile
The free box plot calculator also calculates all of the above-mentioned parameters so that you may understand what the box plot is displaying in actuality.
How to Calculate Box Plot?
To get a box plot manually, you need to follow the steps as under:
Collect and Organize Data:
You can compile all of your data before you start designing your box and whisker graphic. Having access to your data can make keeping track of all the necessary statistics simpler. When you have all the information you need, sort it from lowest to greatest numerical value.
Calculating the median is the second step. The median is also considered the first quartile and can easily be calculated through the box plot calculator. If your data set has an even number of digits, take the center two numbers, add them, and divide by two to get the median.
The next step is to determine the quartiles, which are the first and third quartiles, respectively. Use the midpoint value for the range above and below the median to get each quartile. In case you feel any difficulty during calculations, try using the free box and whisker plot calculator.
Draw a Box Around The Quartiles:
Create a box that links the first and third quartiles to further emphasize your statistics. This makes for an easy-to-read graph that is aesthetically pleasing. The box is made by joining the first line in the first quartile with the last line in the third quartile. Your box is now divided into two halves.
Wrapping It Up:
In the following article, we had a brief overview of the box plot. Furthermore, we also had a look at the steps to calculate this plot and the use of the box plot calculator.