More potential energy can be stored by moving against the magnetic force of a stronger magnet. Which variable will you test?

What would happen if the tubing with the yellow band was placed in a beaker of distilled water?

Across of blue x blue (both heterozygous) would result in

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.