Are the following research examples

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Are the following research examples grouped or ungrouped data?

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

2. The handedness (right or left handed) of gifted children

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

4. The number of symptoms of stress (ranging between 0 and 12 symptoms) experienced by 180 war veterans.