The obtained values of chi-square
A) can be negative if discrepancies have negative values
B) can be negative even if no discrepancy is negative
C) can be no lower than zero
D) cannot be as low as zero

Question

Quizplus · Accepted Answer

The chi-square statistic is calculated as the sum of squared differences between observed and expected values, divided by the expected values, which means it cannot be negative and is always zero or positive.

The Obtained Values of Chi-Square