i. The claim that "male and female University of Toledo students prefer different parking lots on campus" is an example of a chi-square null hypothesis.
Ii) For contingency table analysis using the chi-square test, multiplying the number of rows minus 1 by the number of columns minus 1 will give you the degrees of freedom.
Iii) For a contingency table, the expected frequency for a cell is found by dividing the row total by the grand total.
A) (i), (ii) and (iii) are all correct statements
B) (ii) is a correct statement, but not (i) or (iii).
C) (iii) is a correct statement but not (i) or (ii).
D) (ii) and (iii) are correct statements but not (i).
E) All statements are false

Question

Quizplus · Accepted Answer

Statement (ii) is correct as it describes how to calculate degrees of freedom for a chi-square test. Statement (i) is incorrect because it describes an alternative hypothesis, not a null hypothesis. Statement (iii) is incorrect because the expected frequency is calculated by multiplying the row total by the column total and then dividing by the grand total, not just dividing the row total by the grand total.

I the Claim That "Male and Female University of Toledo