Are these research examples

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Are these research examples grouped or ungrouped data?

1. The time in seconds it takes 100 children to complete a cognitive skills game.

2. The number of teenagers who have experimented with smoking (yes no)

3. The age in years of freshman students in a local college.

4. The number of calories in school lunches in a sample of 32 local middle schools.

5. The number of traffic violations ticketed during a 3 month period in one of four high crime communities.