Suppose that Judy's menstrual cycle begins on the first day of July. On which day should she expect that ovulation will occur?

Which of the following is not a category of symptoms experienced by individuals with Postraumatic Stress Disorder?

a. Re-experiencing b. Avoidance c. Hyperarousal d. Repetitive behavior

According to the information in the article Yoking Smokingabout operant conditioning, my dog barks in

the middle of the night, hoping I will wake up and feed him. I want him to stop doing this, so I throw a pillow at him. I am using (a) positive reinforcement (b) negative reinforcement (c) positive punishment (d) negative punishment