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In a study about headaches, doctors gave patients Alieve, Tylenol, Advil, and Excedrin, to see which medication would relieve the headache pain the fastest. The doctors timed how long it took the medication to work. What is the Dependent Variable:
- A. Types of pain relievers
- B. Headache
- C. Amount of medication
- D. Amount of time until pain was relieved
Correct Answer: D
Rationale: The dependent variable is the outcome measured: time until pain relief in this experiment.
You may also like to solve these questions
Learning is a change in behaviour
- A. Relative
- B. Temporary
- C. Permanent
- D. Obvious
Correct Answer: C
Rationale: Learning produces relatively permanent change.
ender roles refer to
- A. The rights, responsibilities, expectations and relationships of men and women
- B. Gender schema
- C. The subordination of women based on the assumption of superiority of men
- D. Gender stereotypes
Correct Answer: A
Rationale: Gender roles encompass societal expectations and duties assigned to men and women.
Which of the following is an effective security plan that you may most likely want to consider for implementation within your facility?
- A. Training all nurses to serve as a part of a security response team
- B. Training all clerical staff to be a part of a security response team
- C. The restriction of visitors in a special care area
- D. Bar coded client identification bands to insure proper identification
Correct Answer: D
Rationale: Bar coded identification enhances security and accuracy.
Sucking and biting shows the stage.
- A. Anal
- B. Oral
- C. Genital
- D. Latency
Correct Answer: B
Rationale: The oral stage (birth to 1 year) in Freud's theory involves sucking and biting as key activities.
Jean Piagets cognitive theory elaborates on the way a person thinks and how these thoughts are used to adapt to the surrounding environment. The age group for the formal operation is:
- A. Birth to 2 years of age.
- B. 2 to 7 years of age.
- C. 8 to 12 years of age.
- D. 12 years of age to adulthood.
Correct Answer: D
Rationale: Twelve years to adulthood is the age for formal operations. The person develops adult logic, can plan for the future, and is able to solve abstract problems.