Warm-up The eighth grade class went to the water park. Out of the 65 students who went to the park, 17 swam in the wave pool. There were a total of 46 students who rode down the water slide and 16 of those also swam in the wave pool. Construct a two-way table to summarize the data. Wave pool No wave pool total Water slide No water slide

M8 Warm-up People at a movie theater were surveyed about whether they bought popcorn or soda. Find and interpret the relative frequencies of people in the survey by row. Round to the nearest hundredth if necessary. Popcorn No popcorn total Soda 15 10 25 No soda 8 7 Total 23 17 40

Over half of people that brought soda also bought popcorn About half of the people that did not buy soda bought popcorn