When stimulated natural radiation was used to vary the far-red content, it was found that for so-called sun plants, the higher the far-red content (i.e., the lower the Pfr:Ptotal ratio), the higher the rate of stem extension.

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#Id: 4913

#Unit 13. Methods in Biology

Standard Deviation describes the square root of the mean of the squares of all values in a data set and is also called the root-mean-square deviation.

TLS Online TPP Program

#Id: 4915

#Unit 13. Methods in Biology

describes the square root of the mean of the squares of all values in a data set and is also called the root-mean-square deviation.

TLS Online TPP Program

#Id: 4917

#Unit 13. Methods in Biology

Variance and Standard Deviation Formula.

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#Id: 4918

#Unit 13. Methods in Biology

Variance Formula

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#Id: 4920

#Unit 13. Methods in Biology

The sample variance formula is given as

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#Id: 4923

#Unit 13. Methods in Biology

A chi-squared test (symbolically represented as χ2) is basically a data analysis on the basis of observations of a random set of variables. Usually, it is a comparison of two statistical data sets.