DIY store A considered that it was good at employing older workers. A rival store B disagreed and said that it was better. The two stores produced a frequency table of their workers' ages. The table is shown below Age of workers Frequency store (to the nearest year) A Frequency store B 16-25 5 4 26-35 16 12 36-45 14 10 46-55 22 28 56-65 26 25 66-75 14 13 By comparing estimated means for each store decide which store employs more older workers.

AppendixLO1