i. The chi-square goodness-of-fit test is appropriate for nominal and ordinal levels of data.
ii. chi-square test statistic used in a goodness-of-fit test has k - 1 degrees of freedom.
iii. The chi-square goodness-of-fit test can be applied if there are equal or unequal expected frequencies.
A) (i), (ii) and (iii) are all correct statements
B) (i) and (ii) are correct statements, but not (iii).
C) (i) and (iii) are correct statements but not (ii).
D) (ii) and (iii) are correct statements but not (i).
E) All statements are false

Question

i. The chi-square goodness-of-fit test is appropriate for nominal and ordinal levels of data. 
ii. chi-square test statistic used in a goodness-of-fit test has k - 1 degrees of freedom. 
iii. The chi-square goodness-of-fit test can be applied if there are equal or unequal expected frequencies.
A) (i), (ii) and (iii) are all correct statements
B) (i) and (ii) are correct statements, but not (iii).
C) (i) and (iii) are correct statements but not (ii).
D) (ii) and (iii) are correct statements but not (i).
E) All statements are false

Quizplus · Accepted Answer

The chi-square goodness-of-fit test is suitable for nominal and ordinal data, uses k - 1 degrees of freedom, and can handle both equal and unequal expected frequencies.

I the Chi-Square Goodness-Of-Fit Test Is Appropriate for Nominal and Ordinal