B Wheh meseure of certer bemer describes the typical number

Last updated: 10/3/2023

B Wheh meseure of certer bemer describes the typical number of hours the seniors work per week Explain 4 The following cumulative relative frequency graph displays the distribution of the lifetime in hours of a AA battery 1 Lifetimes of AA Batteries hrs r e O m 0 9 U 1 0 8 q V e 0 5 0 4 r e 0 3 1 0 2 0 1 1 0 7 t 1 10 6 T I 1 4 H L 1 T L I 4 I 1 L T 1 44 0 150 175 200 225 250 275 300 325 350 375 400 Battery Life in hours a Approximately what percent of the batteries will last fewer than 250 hours Approximately what proportion of batteries will last 325 hours or more