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Mathematical statistics：
Enter the data to be counted, separated by commas (","), and click Next to get the statistics results.
Statistical items: total data, sum, average, variance and standard deviation.
Note: Statistical data can only be numbers, which cannot be algebraic expressions or mathematical functions (including trigonometric functions).
Enter the data to be counted, separated by commas (","), and click Next to get the statistics results.
Statistical items: total data, sum, average, variance and standard deviation.
Note: Statistical data can only be numbers, which cannot be algebraic expressions or mathematical functions (including trigonometric functions).
Current location：Mathematical operation > History of Mathematical Statistics > Answer
Overview: 7 questions will be solved this time.Among them
☆7 mathematical statistics
[ 1/7 data statistics ]
Work: Please make statistics on the following data: 0.02,0.0628 。
Question type: data statistics
Total data：2
The sum：0.0828
Average value：0.0414
Variance：0.00046
Standard deviation：0.0214
*Note: Totally 5 items are counted.
[ 2/7 data statistics ]
Work: Please make statistics on the following data: 0.05,0.0580 。
Question type: data statistics
Total data：2
The sum：0.108
Average value：0.054
Variance：0.00002
Standard deviation：0.004
*Note: Totally 5 items are counted.
[ 3/7 data statistics ]
Work: Please make statistics on the following data: 0.1,0.0505 。
Question type: data statistics
Total data：2
The sum：0.1505
Average value：0.07525
Variance：0.00061
Standard deviation：0.02475
*Note: Totally 5 items are counted.
[ 4/7 data statistics ]
Work: Please make statistics on the following data: 0.2,0.0422 。
Question type: data statistics
Total data：2
The sum：0.2422
Average value：0.1211
Variance：0.00623
Standard deviation：0.0789
*Note: Totally 5 items are counted.
[ 5/7 data statistics ]
Work: Please make statistics on the following data: 0.3,0.0365 。
Question type: data statistics
Total data：2
The sum：0.3365
Average value：0.16825
Variance：0.01736
Standard deviation：0.13175
*Note: Totally 5 items are counted.
[ 6/7 data statistics ]
Work: Please make statistics on the following data: 0.4,0.0331 。
Question type: data statistics
Total data：2
The sum：0.4331
Average value：0.21655
Variance：0.03365
Standard deviation：0.18345
*Note: Totally 5 items are counted.
[ 7/7 data statistics ]
Work: Please make statistics on the following data: 0.5,0.0313 。
Question type: data statistics
Total data：2
The sum：0.5313
Average value：0.26565
Variance：0.05492
Standard deviation：0.23435
*Note: Totally 5 items are counted.
>>注：本次最多计算 7 道题。