Statistics

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Variance and Standard Deviation
Variance and Standard Deviation 150 150 SchoolTutoring Academy

The variance and standard deviation are measures of how spread out a distribution is. These are widely used to measure variability or diversity. Standard deviation is a number that indicates…

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Measures of Central Tendency
Measures of Central Tendency 150 150 SchoolTutoring Academy

A measure of central tendency is a single value that describes a set of data by identifying the central position within the set of data. The mean, median and mode…

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Introduction to Statistics
Introduction to Statistics 150 150 SchoolTutoring Academy

Statistics is a branch of mathematics where one studies data. The word data means information. This branch deals with collection, presentation, analysis and interpretation of numerical data. Statistics expresses data…

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