18 Key Methods of Statistical Analysis in Data Science

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Normal distribution . The most optimal option is considered to be one in which the data is evenly distributed on both sides. The average value and the median are close to each other.

18 Key Methods of Statistical Analysis in Data Science
Skewness coefficient . In statistical analysis of data structures, this metric measures how asymmetrically the data is distributed. It can be skewed in two directions, which represent two types of asymmetry:
Positive skewness . In this case, the data is on the right side of the distribution. france mobile database The right side is longer, the mean and median are larger than the mode.
Negative skewness . In this case, the data are on the left side of the distribution. The left side is longer, the mean and median are smaller than the mode.