In a particular chisquare goodnessoffit test there are four

In a particular chi-square goodness-of-fit test, there are four categories and 200 observations. Use the .05 significance level.

Solution

Sol) Chi Square degrees of freedom= Number of catagories - 1

= 4-1 =3

b)  critical value of chi-square

aplha =5% and df=3

chi suare critical value= 7.815 (From Chi square tables)