fx-82MS fx-82TL
DT
On a Casio calculator you can enter data for statistical calculations
M+
Each time you press this key to register your input, the number of data input up to that point is indicated on the display (n= value).
Example 1
To enter the value 123 in standard deviation (SD mode)
1 2 3 M+ n=
1.= 123
123.
This input sequence is denoted <x-data> DT .
Example 2
To enter the score 10 and frequency 12 in standard deviation (SD mode)
1 0 ❜ 1 2 10;12_
0.M+ n=
12.
This input sequence is denoted <x-data> ❜ <y-data> DT .
Example 3
To enter the same data twice
1 2 3 M+ n=
1.M+ n=
2.
This input sequence is denoted <x-data> ❜ <y-data> DT .