Statistical Calculations
1) Enter the first data and press
"STAT" indicator lights up.
2) After finishing data entries, press a statistical calculation key
(e.g.
2nd
CSR
3) Press
2nd
exit statistic mode.
CLEAR? : Y N
• Press
exit statistic mode.
• Press
screen without exiting statistic mode.
Example: Enter data 5, 20, 20, 25, 25, and 25.
Operation
FRQ
2nd
2nd
2nd
*1 For the same data, you can simply press
*2 For repeated data, you can use
Output of Statistical Calculation Results
Output
Number of sample
Mean
Standard deviation of
sample
Standard deviation
population parameter
Variance of sample
Variance of population
Sum
Square sum
) and then
.
displays the following menu to clear data values and
when Y (yes) is underlined to clear data values and
when N (no) is underlined to return to the previous
Display
Operation
2nd
2nd
2nd
2nd
2nd
2nd
2nd
2nd
to enter the statistic mode.
Explanation
DATA1 entry
DATA2 entry
DATA3 entry(*1)
DATA4 – 6 entry(*2)
Find the mean
Find the number of data
FRQ
[number of times].
2nd
- 11 -
.
Equation