A researcher is planning a study to test whether a new teaching method improves student test scores compared to the traditional method. She calculates that her study design has a statistical power of 0.65. What does this mean? a. There is a 65% chance that the new teaching method will actually be effective b. There is a 65% chance that any significant result found will be a false positive c. The study will be able to detect effect sizes that are at least 65% larger than the traditional method d. If the new teaching method truly has an effect, there is a 65% chance the study will detect it as statistically significant