![Variance and Standard Deviation Calculator in PHP with Source Code | Free Source Code Projects and Tutorials Variance and Standard Deviation Calculator in PHP with Source Code | Free Source Code Projects and Tutorials](https://www.sourcecodester.com/sites/default/files/images/Jay-Tanner/screenshot-variance-and-standard-deviation-statistics-calculator.png)
Variance and Standard Deviation Calculator in PHP with Source Code | Free Source Code Projects and Tutorials
![Calculate mean, variance and standard deviation of the following frequency distribution:Class: 1 - 10 10 - 20 20 - 30 30 - 40 40 - 50 50 - 60 Frequency: 11 29 18 4 5 3 Calculate mean, variance and standard deviation of the following frequency distribution:Class: 1 - 10 10 - 20 20 - 30 30 - 40 40 - 50 50 - 60 Frequency: 11 29 18 4 5 3](https://haygot.s3.amazonaws.com/questions/1415735_1668068_ans_f4205009b1be49869c7aa8af5dc65a53.jpg)
Calculate mean, variance and standard deviation of the following frequency distribution:Class: 1 - 10 10 - 20 20 - 30 30 - 40 40 - 50 50 - 60 Frequency: 11 29 18 4 5 3
![Statistics Calculator - Online calculate Statistics to determine the mean, sum, standard deviation, variance, geometric mean of a data set Statistics Calculator - Online calculate Statistics to determine the mean, sum, standard deviation, variance, geometric mean of a data set](https://img.etimg.com/photo/msid-86467154,quality-100/et-star.jpg)