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Calculates the average value of the data (sample data x).
Calculates the standard deviation for the data (sample data x).
Calculates the standard deviation of a data population (sample data x).
Displays the number of input data (sample data x).
Calculates the sum of the data (sample data x).
Calculates the sum of the data (sample data x) raised to the second power.
NOTE:
1
. Sample data refers to data selected randomly from the population.
2. Standard deviation of samples is determined by the sample data
shift from an average value.
3. Standard deviation for the population is standard deviation when
the sample data is deemed a population (full data).
Let’s check the results based on the previous data.
“ANS” KEYS FOR 1-VARIABLE STATISTICS
69 (average value)
1
7.75686
1
28 (standard deviation)
1
7.57839583 (standard deviation of the population)
50 (total count of data)
3450 (total)
Guide Book̲EL-W531 07.2.5 2:48 PM ページ 29