A study was recently conducted in which people were asked to indicate which news medium was their preferred choice for national news.The following data were observed:
Given this data,if we wish to test whether the preferred news source is independent of age,the cell with the largest expected cell frequency is also the cell with the largest observed frequency.

Question

A study was recently conducted in which people were asked to indicate which news medium was their preferred choice for national news.The following data were observed:
  Given this data,if we wish to test whether the preferred news source is independent of age,the cell with the largest expected cell frequency is also the cell with the largest observed frequency.

Quizplus · Accepted Answer

The statement is false. The cell with the largest expected frequency may not be the same as the cell with the largest observed frequency. The chi-squared test can be used to determine if there is a significant relationship between the two categorical variables, but it does not guarantee that the cell with the largest expected frequency will be the same as the cell with the largest observed frequency.

A Study Was Recently Conducted in Which People Were Asked