When testing for differences between the means of two related populations, the null hypothesis states that the population mean difference is not significantly different from zero.
A Null Hypothesis is what?
A statistical hypothesis known as a null hypothesis asserts that no statistical significance can be found in a collection of provided observations. Using sample data, hypothesis testing is performed to judge a theory' veracity. It is sometimes referred to as just "the null," and its symbol is H0.
To determine if a theory regarding markets, investing methods, or economies is correct or wrong, quantitative analysts employ the null hypothesis, often known as the conjecture.
KEY LESSONS
A statistical conjecture known as a null hypothesis asserts that certain features of a population or data-generating process are not different from one another.
The alternate theory contends that there is a distinction.
A mechanism to reject the null hypothesis with a predetermined level of confidence is provided by hypothesis testing.
The alternative hypothesis is supported if the null hypothesis can be rejected.
The foundation of the scientific falsification principle is null hypothesis testing.
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