Biostatistics

Chapter 13

Hypothesis Testing/Parametric Tests/Distribution Tests/Tests of Significance

Objectives

After completing this chapter, you can understand the following:

• The definition, meaning and significance hypothesis.
• The need for testing of hypothesis in the field of biological environment.
• The applicable distributions for testing the hypothesis.
• The concept of multivariate analysis.
• The actual applications to biological decision making situations.

13.1 INTRODUCTION

It helps to reach a decision about a population by examining the data contained in a sample from that population.

In order to make a decision regarding the population parameter based on the sample information, we are supposed to make an assumption about the population parameters. ...