I know its a lot but I'm giving 5 per question. Thanks :)

Explain the importance of producers, primary consumers, secondary consumers and decomposers in an ecosystem.

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.

What are some common health, safety, and sanitation hazards in many of today's restaurants? what foodborne illnesses commonly occur from poor sanitation in the kitchen? how can you ensure that your kitchen is safe? ( need )