Casio STAT 2 Manuel d'utilisateur télécharger pdf (Page 88)

Statistics Function

Entering Data:

If there are statistics in the lists, press F6 for more options, then press

F4(DEL-A) and F1(YES). Enter the data in List 1 by entering the number and

pressing EXE. When you press EXE the number will show up in the list. After

the list is complete, you can begin calculating the statistics.

Statistics:

Press F2 to show the CALC options. Check the F6(SET) for the setup of the

calculations. Make sure that the 1Var XList is set at List 1 by highlighting it and

pressing F1. Press EXIT to get back to the previous screen and press F1(1VAR).

Arrow down to see other statistics.

Exit out:

Press EXIT twice to get back to the statistics lists.

Box and Whiskers:

Using the same data as in a histogram, you can make a box and whiskers graph.

From the graph option menu, press F6(SET). Arrow down to graph type and set

to Box. Press EXIT to get back to the previous screen. Check to see if graph 1 is

selected in the SEL option, and press F6(DRAW). Statistics can be seen from here

by pressing F1(1VAR). SHIFT F1(Trace) will allow you to trace the graph for

quartile ranges using the right arrow key. Press EXIT twice to return to the STAT

window.

Scatter Plot:

Enter data in lists 1 and 2 as done above. Press F1(GRPH) options then F6(SET).

Arrow down to graph type and set at SCATter. Make sure that XList and YList

are set at List1 and List2 respectively. Press EXIT and then press F1 to see

Grph1. If the graph does not appear, EXIT and press F4(SEL) to make sure only

Graph 1 is turned on.

Line of Best Fit:

On the screen with the graph are options for different kinds of regressions. Press

the regression you think will fit the data the best and the calculator will give you

a regression analysis. Notice the choices at the bottom of the screen. If you press

the F5(COPY), it will copy the line to the GRAPH function so that you can see

the graph later, if needed. After you press F5(COPY), press EXE to store the

graph and it will take you back to the regression information. Press F6(DRAW)

function to see the graph.

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Casio STAT 2 Manuel d'utilisateur Page 88