TLS Online TPP Program

#Id: 4826

#Unit 13. Methods in Biology

In statistics, the null hypothesis is usually denoted by letter H with subscript ‘0’ (zero), such that H₀ . It is pronounced as H-null or H-zero or H-nought. 36.

TLS Online TPP Program

#Id: 4827

#Unit 13. Methods in Biology

The formula for the null hypothesis is H₀ : p = p₀

TLS Online TPP Program

#Id: 4828

#Unit 13. Methods in Biology

Type I and Type II errors are subjected to the result of the null hypothesis.

TLS Online TPP Program

#Id: 4829

#Unit 13. Methods in Biology

In case of type I or type-1 error, the null hypothesis is rejected though it is true whereas type II or type-2 error, the null hypothesis is not rejected even when the alternative hypothesis is true.

TLS Online TPP Program

#Id: 4830

#Unit 13. Methods in Biology

Both the error type-i and type-ii are also known as “false negative”.

TLS Online TPP Program

#Id: 4831

#Unit 13. Methods in Biology

A type I error appears when the null hypothesis (H₀) of an experiment is true, but still, it is rejected.