What Is the Null Hypothesis

question 111

Essay

What is the null hypothesis?

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Definitions:

Accuracy

The degree to which the result of a measurement, calculation, or specification conforms to the correct value or a standard.

Independent Variable

In an experiment, it is the variable that is manipulated or changed to observe its effect on the dependent variable.

Dependent Variable

In experimental and statistical research, the variable that is being tested and measured, expected to change as a result of manipulations in the independent variable.

Vocabulary Learning

The process of acquiring new words and phrases to improve communication and comprehension abilities in a language.