
Statistical Calculations
1) Enter the first data and press to enter the statistic mode.
"STAT" indicator lights up.
2) After finishing data entries, press a statistical calculation key
(e.g. ) and then .
3) Press displays the following menu to clear data values and
exit statistic mode.
CLEAR? : Y N
• Press when Y (yes) is underlined to clear data values and
exit statistic mode.
• Press when N (no) is underlined to return to the previous
screen without exiting statistic mode.
Example: Enter data 5, 20, 20, 25, 25, and 25.
*1 For the same data, you can simply press .
*2 For repeated data, you can use [number of times].
2nd CSR
2nd
2nd
2nd
FRQ
2nd
2nd
2nd
2nd
2nd
2nd
2nd
2nd
2nd
FRQ
2nd
Operation Display Explanation
DATA1 entry
DATA2 entry
DATA3 entry(*1)
DATA4 – 6 entry(*2)
Find the mean
Find the number of data
Output Operation Equation
Output of Statistical Calculation Results
Number of sample
Mean
Standard deviation of
sample
Standard deviation
population parameter
Variance of sample
Variance of population
Sum
Square sum
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