Casio fx991 DE PLUS How to enter the statistics mode

Enter normal statmode
- press the "mode button" (Top right corner)
- press the "2 button"
- press the "1 button" (1-Var)
- enter the values you need
- Press the "AC button" to leave the table

Now you can open the statistics calculation menu
- press the "Shift Button" (Top left corner)
- press the "1 Button" (Stat/Dist)

1 Type = change the type of statistics you want to calculate
2 Data = Edit the values in the Table
3 Sum = Calculate the Sum
4 Var = Calculate n, sample sd, Population sd and mean
5 Distr = Calculate the cumulative proportions of a normal curve
6 Minmax= Everything you need for a 5- number summary, Minimum Value, Maximum Value, Q1, median, Q3

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