A researcher wants to conduct a study testing the effectiveness of a new workout routine. In order to participate in the study participants will have to agree to go to the gym four or more days a week. Is it ethical for the researcher to require participants to work out? Yes, the researcher just needs to provide compensation Yes, as long as participants are told they can stop at any time without penalty Yes, the knowledge about fitness the benefit outweighs any potential harm to participants. No A researcher surveyed two groups of people about how much they were looking forward to spring - one group in October and the other group in March. This is an example of a design. Successive independent samples survey design O Cross-sectional survey Panel survey O Demographic survey