19
Sep
How To Draw A Histogram Statistics. It will help you determine the number of bars the range of numbers that go into each bar and the labels for the bar edges. To create a histogram divide the variable values into equal-sized intervals called bins. Thus we choose the scale to be 1 unit 2. In the video below Ill show how to construct a histogram of the Students Ages in the Statistics class column c in StatisticsClass_data.
Download the corresponding Excel template file for this example. First we find the highest and lowest data value in the set of data. After calculating W in Step 2 of the worksheet use your judgment to adjust it to a convenient number. This will insert a histogram chart into your Excel spreadsheet. Enter the relevant input range and bin range. On the vertical axis the frequencies are varying from 4 to 10.
Follow along and please refer to pages 3-4 of Section 2 Handout.
Before we draw our histogram there are some preliminaries that we must do. Click the Insert Statistic Chart button to view a list of available charts. It will help you determine the number of bars the range of numbers that go into each bar and the labels for the bar edges. From these numbers the range can be computed by subtracting the minimum value from the maximum value. In this example the ranges should be. On the vertical axis the frequencies are varying from 4 to 10.