HP Prime Graphing Wireless Calculator Manuale Utente Pagina 296

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2. Select a t:
From the Type 1 box select a t. In this example, select Linear.
3. Optionally, select a point type and color for the scatter plot.
4. Optionally, select a color for the graph of the t using the color menu to the left of Fit.
5. If you have more than one analysis dened in Symbolic view, deselect any analysis you are not currently
interested in.
Exploring statistics
1. Find the correlation, r, between advertising time and sales:
The correlation is r=0.8995…
248 Chapter 12 Statistics 2Var app
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