The average performance of students on a papers from semester to semester for a course that generally has 15-25 students enrolled (XBar and R Chart)

The average number of client visits per sales representative each month for a department with 4 sales representatives (XBar and S Chart)

The percent of meals sent back to the kitchen each night in a restaurant (P Chart)

The number of errors in reports for an organization that publishes 5 reports each month (U Chart)

The number of scratches per car measured at the end of the assembly line (C Chart)

Q: Similar to the descriptions given above, create 3 different scenarios and identify the appropriate control chart to use for each scenario. Note: The type of control chart cannot be the same for all 3 scenarios.