Statistical Aid: A School of Statistics
Learn Statistics and Data Analysis Intuitively!
When we think about data analysis, the first concepts that often come to mind are measures of central tendency—mean, median, and mode—which summarize the “center” or typical value of a dataset. However, knowing the average alone isn’t enough to fully understand data. Two datasets can have the same mean but vastly different distributions. This is … Read more
Variance is one of the best measure of dispersion which measure the difference of all observation from the center value of the observations. Population variance and standard deviation The average of the square of the deviations taken from mean is called variance. The population variance is generally denoted by σ2and its estimate … Read more
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