What is a two-tailed test?
A hypothesis is an educated guess or prediction that can be tested. It usually involves one situation that is thought to affect another situation. An example of a hypothesis is that warm environments increase the growth of bacteria.
Answer and Explanation: 1
A two-tailed test is also called a non-directional hypothesis and tests the significance of a relationship between variables that may show positive or...
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fromChapter 14 / Lesson 4
Differentiate between one-tailed and two-tailed tests. Learn about directional and non-directional hypotheses and view one-tailed and two-tailed test examples.