Statistics-Calc

Statistics Calculators

All Calculators Sample Size and Power Statistics Statistics-Calc

Sample size calculator to estimate proportion

Sample size required to estimate proportion The formula to estimate the sample size required to estimate the proportion is $$...
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All Calculators Sample Size and Power Statistics Statistics-Calc

Sample size calculator to test hypothesis about mean

Sample size to test hypothesis about mean In inferential statistics, knowing how many samples to take from the population is...
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All Calculators Sample Size and Power Statistics Statistics-Calc

Sample size calculator to estimate mean

Sample size to estimate mean In inferential statistics, knowing how many samples to take from the population is extremely important....
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All Calculators Descriptive Statistics Statistics Statistics-Calc

Moment coefficient of kurtosis calculator for grouped data

Moment coefficient of kurtosis for grouped data Let $(x_i,f_i), i=1,2, \cdots , n$ be given frequency distribution. The mean of...
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All Calculators Descriptive Statistics Statistics Statistics-Calc

Moment coefficient of kurtosis calculator for ungrouped data

Kurtosis Kurtosis is the peakedness of a frequency curve. Even if two curves have the same average, dispersion and skewness,...
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All Calculators Descriptive Statistics Statistics Statistics-Calc

Moment coefficient of skewness Calculator for grouped data

Moment coefficient of skewness for grouped data Skewness is a measure of symmetry, or more precisely, the lack of symmetry....
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All Calculators Descriptive Statistics Statistics Statistics-Calc

Moment coefficient of skewness Calculator for ungrouped data

Skewness Skewness is a measure of symmetry, or more precisely, the lack of symmetry. A data set is symmetric if...
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All Calculators Descriptive Statistics Statistics Statistics-Calc

Bowley’s Coefficient of Skewness Calculator for grouped data

Bowley's Coefficient of Skewness for grouped data Bowley's coefficient of skewness is based on quartiles of the data. It is...
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