Ascientist is analyzing a compound obtained from a plant. what element should she test for in order to see whether the compound can be classified as organic?
a.
iron
b.
sodium
c.
carbon
d.
phosphorus

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.