You are doing an experiment to test whether exercise improves self-control in children. half of the children will jump rope for five minutes before being left alone in a room with a bowl of candy. the other half of the children will color for five minutes before being left alone in the room with the candy. you plan to measure how long it takes for each child to begin eating the candy as well as how much candy the children consume. which statement about your research is true? a. your dependent variable has two operational definitions. b. your independent variable has two operational definitions. c. your study does not have a control group. d. your study has the advantage of taking place in a real-world setting.

192) if you are a pta, which of the following are standards from the “standards of ethical conduct for the physical therapist assistant? ” a. physical therapist assistants shall be trustworthy and compassionate in addressing the rights and needs of patients/clients. b. physical therapist assistants shall make sound decisions in collaboration with the physical therapist and within the boundaries established by laws and regulations. c. physical therapist assistants shall demonstrate integrity in their relationships with patients/clients, families, colleagues, students, other health care providers, employers, payers, and the public d. physical therapist assistants shall enhance their competence through the lifelong acquisition and refinement of knowledge, skills, and abilities.

What effect do stimulants, such as cocaine, have on the nervous system? o a. stimulants change the activity of neurotransmitters. o b. stimulants mimic hormones and influence moods. o o c. stimulant|mchange how sensory information is processed. d. stimulants decrease brain activity.

Amy gained cardiovascular health benefits from running consistently over the past year. now she runs inconsistently and has lost some of those health benefits. this principle is known as?