Casio STAT 2 Manual de usuario Pagina 15

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10 Statistics and the Casio fx-9750G Plus Activity 2 Copyright © Casio, Inc.
Solutions and Screen Shots for Activity 2
(from www.dailyfutures.com/softs)
To calculate the mean, median, mode, and standard deviation of net
production and grindings:
1. Delete any data that is currently in the lists.
Press the AC/ON button, from the main menu press 2(STAT).
If you have data in your lists, place the cursor within the list with data in
it and press F6, F4(DEL-A), then F1(YES). Repeat until all data is deleted.
Press F6.
2. Enter the Net Production data into List 1 and Grindings data in List 2.
Enter data for Net Production into the first cell of List 1, EXE.
Repeat until all data are entered into List 1.
Repeat for Grindings in List 2.
3. Press F2(CALC), F6(SET). Make sure that 2Var XList is set for List1 by
highlighting it with the arrow keys and pressing F1. Make sure that 2Var
YList is set for List 2 by pressing F2.
Year
Net Production
Grindings
1996
2.91
2.66
1997
2.67
2.75
1997
2.67
2.75
1999
2.77
2.78
2000
3.03
2.96
2001
2.83
3.04
2002
2.86
2.88
2003
3.14
3.05
2004
3.42
3.18
World Cocoa Market Statistics (in million metric tons)
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