Children (mean age = 6 years) who ate breakfast at school participated in an experiment to determine the effect of sugar on activity. On some days a particular child received sugar with breakfast and on other days the child did not. This was true for all the children in the study. Later in the day each child was observed and activity recorded. Which statistical test would be most appropriate for this scenario?

Test:

Variables: '

Dependent variable-

Independent variable-

Scale: