A Normally Distributed Population with 200 Elements Has a Mean

question 64

Short Answer

A normally distributed population with 200 elements has a mean of 60 and a standard deviation of 10. The probability that the mean of a sample of 25 elements taken from this population will be smaller than 56 is: $\begin{array}{|l|l|}\hline \text { A. } & 0.0166 . \\\hline \text { B. } & 0.0228 . \\\hline \text { C. } & 0.3708 \\\hline \text { D. } & 0.0394 . \\\hline\end{array}$

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Definitions:

Tip-Of-The-Tongue Phenomenon

A temporary inability to retrieve a word or name from memory, paired with a sensation that retrieval is imminent.

Déjà Vu

The haunting sense of having previously seen or experienced a new scene or situation.

Jamais Vu

A psychological phenomenon involving a sense of unfamiliarity with a situation that should be familiar.

Psychodynamic Therapy

a therapeutic approach emphasizing the psychological forces that underlie human behavior, feelings, and emotions and how they might relate to early experience.