Casio FX-82SX - Manual (Page 19)

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Arithmetic mean
A `
Number of data
A r
Sum of values
A o
Sum of squares of values
A a
• }} inputs the same data twice (as above).
• You can also input multiple entries of the same data using
- . To input the data 110 ten times, for example, press
110 - 10 } .
• The above results can be obtained in any order, and not
necessarily that shown above.
• To delete data you have just input, press A[ .
8.
SD
427.
SD
22805.
SD
53.375
SD