State whether each of the following research examples is best summarized as grouped or ungrouped data. Explain why the data is group or ungrouped. 1) The time (in seconds) it takes 100 children to complete a cognitive skills game. 2) The number of single mothers with 1, 2, 3, or 4 children. 3) The number of teenagers who have experimented with smoking (yes, no). 4) The age (in years) of freshman students in a local college. 5) The handedness (right- or left-handed) of gifted children. 6) The number of symptoms of stress (ranging between 0 and 12 symptoms) experienced by 180 war veterans. 7) The number of calories in school lunches in a sample of 32 local middle schools. 8) The number of hours of sleep (per night) in a sample of 60 patients being treated for depression. 9) The marital status (single, married, divorced) in a sample of 96 individuals reporting high levels of life satisfaction. 10) The number of traffic violations ticked during a 3-month period in one of four high-crime communities