In: Statistics and Probability
_ Group_Meetings Face-to-Face_Meetings_with_Individuals E-mails Other Generation_Y 180 240 50 30 Generation_X 230 165 50 55 Boomer 220 185 60 35 Mature 205 150 70 calculate the test statistic A newspaper reported on preferred types of office communication by different age groups. Suppose the results were based on a survey of 500 respondents in each age group. The results are cross-classified in the table found below. At the 0.10 level of significance, is there evidence of a relationship between age group and type of communication preferred?