The Accompanying Data Are Consistent with Summary Statistics in a Paper

question 21

Multiple Choice

The accompanying data are consistent with summary statistics in a paper investigating the effect of the shape of drinking glasses. The data are the actual amount (in ml) poured into a tall, slender glass by individuals asked to pour 1.5 ounces (44.3 ml) into the glass. Compute the values of the mean and standard deviation. ​ ​

• A) 46.30 ounces; 28.24 ounces
• B) 44.24 ounces; 17.18 ounces
• C) 59.23 ounces; 16.71 ounces
• D) 42.90 ounces; 15.23 ounces
• E) 66.55 ounces; 20.23 ounces

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Definitions:

Positive Reinforcement

A technique used in behavioral psychology to increase the likelihood of a desired behavior by following it with the addition of a reinforcing stimulus.

Punishment

A consequence that decreases the likelihood of a behavior being repeated, often used as a form of behavioral control.

Half-hearted Attempts

Efforts or actions carried out with minimal enthusiasm or commitment.

Learned Helplessness

A psychological condition in which a person has learned to believe they are powerless in a particular situation, often as a result of repeated failure or inability to control outcomes.