What effect does factory smoke have on the water cycle?

Has regulatory areas for thirst, hunger, body temperature, water balance, and blood pressure

What is responsible for the uneven heating between the poles and the equator on any given day

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.