Key Points Hypothesis testing provides organizations with a structured approach to evaluate assumptions using data, reducing ...

If the test is a 1-tail test ... you had to use Student's t-distribution to complete the solution. The situation is the same in hypothesis testing. Instead of using , you must use where the expression ...

We will learn to identify when hypothesis tests based on these distributions are appropriate. We will review the concept of sample variance and derive the “t-test”. Additionally, we will derive our ...

What exactly is an Anderson-Darling test? Testing for normality is often the first step in analyzing your data. Many ...