4.11 Investigation: Association between hand span and candy? Is hand span a good predictor of how much candy you grab? Is hand span a good predictor of how much candy you can grab? Using 45 college students as subjects, researchers set out to investigate whether a linear relationship exists between hand span (cm) and the number of Tootsie Rolls a subject could grab. Feedback? PARTICIPATION ACTIVITY 4.11.1: Step 1: Ask a research question. What is the research question? Submit Feedback? PARTICIPATION ACTIVITY 4.11.2: Step 2: Design a study and collect data. What are the observational/experimental units