Which Hypothesis Would Be Classified as a Statistical Hypothesis

question 8

Multiple Choice

Which hypothesis would be classified as a statistical hypothesis?

• A) Oxygen inhalation at 2 L/min by nasal catheter will decrease oral temperature measured with an electronic thermometer.
• B) Oxygen inhalation at 2 L/min by nasal catheter will not affect oral temperature measured with an electronic thermometer.
• C) There will be a greater decrease in anxiety scores in patients receiving informational videos before open heart surgery than in patients who receive standard written information.
• D) There will be a difference in anxiety scores in patients receiving informational videos before open heart surgery and patients who receive standard written information.

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Definitions:

Puzzle Boxes

Experimental devices used in animal learning research, where an animal must solve a problem or manipulate mechanisms to escape or obtain a reward.

Thorndike

An American psychologist who developed the law of effect, which states that behaviors followed by positive outcomes are likely to be repeated, while those followed by negative outcomes are not.

Skinner Box

An experimental apparatus developed by B.F. Skinner for studying behavioral conditioning in animals, particularly through the use of reinforcements.

Operant Conditioning

A learning process through which the strength of a behavior is modified by reinforcement or punishment, a concept introduced by B.F. Skinner.