I Chi-Square Test Statistic Used in a Goodness-Of-fiT Test Has

i. chi-square test statistic used in a goodness-of-fit test has k - 2 degrees of freedom.
ii. A goodness-of-fit test is a nonparametric test involving a set of observed frequencies and a
Corresponding set of expected frequencies.
iii. For a goodness-of-fit test, the following are possible null and alternate hypotheses.
Null: Sales are uniformly distributed among the five locations.
Alternate: Sales are not uniformly distributed among the five locations.

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) (i) , (ii) , and (iii) are all false statements.