Texas Instruments TI-Nspire Quick start guide

Discovering Algebra Calculator Notes for the Texas Instruments TI-Nspire ©2014 Kendall Hunt Publishing 1
Calculator Notes for the TI-Nspire
Calculator Note: Histograms
Enter the data set into a list on a Lists and Spreadsheet page. We will use the
data set “weight” that we used in Calculator Note: Entering Lists.
Insert a Data and Statistics page by pressing /~. Choose Data and
Statistics. You will get a preliminary display of the weight data.
Move your cursor over the phrase “Click to add variable” on the x-axis.
Click on that phrase and you will see a list of possible data sets to use. Choose
“weight.” Press ·.
A Dot Plot is the first representation of the data.
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Discovering Algebra Calculator Notes for the Texas Instruments TI-Nspire ©2014 Kendall Hunt Publishing 2
Calculator Note: Histograms (continued) TI-Nspire
To change the Plot Type to a Box Plot, press band choose
Plot Type> Histogram.
Tracing on a Histogram
Use the Touchpad to move the cursor over the Histogram so you can see the
values that make up the Histogram. In this screen shot, there is one data point
within the range of 315 to 325.
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Discovering Algebra Calculator Notes for the Texas Instruments TI-Nspire ©2014 Kendall Hunt Publishing 3
Calculator Note: Histograms (continued) TI-Nspire
Changing Bin size on a Histogram
To change the bin size of the histogram, press band choose
Plot Properties>Histogram Properties.
Press the right cursor key to access the next sub menu. Choose Bin Settings.
Type in the Width value and the Alignment value for your histogram. In this
case, we are making the width 50 and the alignment to start at 300.
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Discovering Algebra Calculator Notes for the Texas Instruments TI-Nspire ©2014 Kendall Hunt Publishing 4
Calculator Note: Histograms (continued) TI-Nspire
We now see that we have 2 data points within the range of 350 to 400.