O'Reilly logo

Statistical Techniques for Transportation Engineering by Naresh Davergave, Anil Shah, G Rao, Kumar Molugaram

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Chapter 9

Chi-Square Distribution

Abstract

This chapter discusses about the chi-square distribution. Basically chi-square distribution is the measure of which enables us to find out the degree of degree of discrepancy between the observed and expected frequencies. In this chapter we discuss the uses of chi-square test as a test for goodness of fit, as a test for independence of attributes and homogeneity chi-square.

Keywords

Calculation of expected frequencies; chi-square distribution; mean of chi-square distribution; variance of chi-square distribution; conditions for using chi-square; test for goodness of fit; test for independence of attributes and homogeneity chi-square

9.1 Introduction

In this chapter we introduce chi-square distribution, the ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required