A survey was recently conducted in which males and females were asked whether they owned a laptop personal computer.The following data were observed:
Given this information,if an alpha level of .05 is used,the sum of the expected cell frequencies will be equal to the sum of the observed cell frequencies.

Question

A survey was recently conducted in which males and females were asked whether they owned a laptop personal computer.The following data were observed:
  Given this information,if an alpha level of .05 is used,the sum of the expected cell frequencies will be equal to the sum of the observed cell frequencies.

Quizplus · Accepted Answer

When using a chi-square test for independence, the sum of the expected cell frequencies should always equal the sum of the observed cell frequencies, as the expected frequencies are based on the assumption of independence between the two variables being compared. Therefore, the statement is true.

A Survey Was Recently Conducted in Which Males and Females