A Population Has a Mean of 80 and a Standard

question 105

Multiple Choice

A population has a mean of 80 and a standard deviation of 7. A sample of 49 observations will be taken. The probability that the mean from that sample will be larger than 82 is

• A)0.5228
• B)0.9772
• C)0.4772
• D)0.0228

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Definitions:

Negative Punishment

A behavioral strategy involving the removal of a desirable stimulus following an undesirable behavior to decrease the likelihood of the behavior's recurrence.

Positive Punishment

A behavior modification technique that involves the addition of an unpleasant stimulus to decrease the likelihood of a behavior reoccurring.

Negative Reinforcement

A process in behavior modification by which the likelihood of a behavioral response increases by the removal of an unpleasant stimulus.

Positive Reinforcement

A process in psychology which increases the likelihood of a behavior by following it with a desirable outcome or reward.