Xr12-109* Refer to Exercise 12.109. Determinewhether there is enough evidence to infer thatthere are

Xr12-109* Refer to Exercise 12.109. Determinewhether there is enough evidence to infer thatthere are differences in the choice of Christmas treebetween the three age categories.15.78Xr12-111* Exercise 12.111 described a studyto determine whether viewers (older than 50)of the network news had contacted their physi-cian to ask about one of the prescription drugsadvertised during the newscast. The responses(1=No, 2=Yes) were recorded. Also recordedwere which of the three networks they normallywatch (1=ABC, 2=CBS, 3=NBC). Can weconclude that there are differences in responsesbetween the three network news shows?