30 points: ) 4. show screen shots of what you observe when examining the onion root tip using the low-power lens and the high-power lens. write a brief description of your observations. (you should have 2 screen shots.)

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.