The zise of hands is a trait inherited trough incomplete dominance. If a dad has large hands and a mom has small hands, what will most likely be the size of their child’s hands?

Aresearcher created three groups based on participants bmi: normal weight, overweight and obese. the hypothesis being tested is that the three groups differ in the mean number of artificially sweetened drinks consumed weekly. which statistical test might the researcher use, assuming a reasonably normal distribution of values.