The addition of two or more lights of different wavelengths is called additive __________

One study cited in the textbook found that, on average, sexual intercourse stopped at age _____ for women and _____ for men

45; 50 50; 55 55; 60 60; 65

When a psychologist rejects the null hypothesis at the .05 level, the results of a study indicate that

A) there is less than a 5% chance of getting such an extreme result if the null hypothesis is true. B) there is more than a 5% chance of getting such an extreme result if the null hypothesis is true. C) there is a 5% chance that the research hypothesis is true. D) there is a 95% chance that the research hypothesis is true.