1.A few situations follow which require you to choose an appropriate chart for a situation

taking place at the Stan Sherriff Center. The charts that you can use include:

1. p Chart (categorical) (have sample)

3. Mean and R Charts (numerical continuous) (sample)

2. c Chart (categorical) (no sample)

4. Individual X and MR Charts (numerical continuous) (no sample)

A.Before each sporting event the arena is checked and the total number of problems is recorded. You have this data for the last 30 events. Which chart should I use?