For the Population of Scores Shown in the Frequency Distribution $\begin{array}{cc}X & f \\\hline 5 & 2 \\4 & 1 \\3 & 3 \\2 & 2 \\1 & 2\end{array}$

question 8

Multiple Choice

For the population of scores shown in the frequency distribution table, the mean is ____.
$\begin{array}{cc}X & f \\\hline 5 & 2 \\4 & 1 \\3 & 3 \\2 & 2 \\1 & 2\end{array}$

• A) \( 15 / 5=3 \)
• B) \( 15 / 10=1.50 \)
• C) \( 29 / 5=5.80 \)
• D) \( 29 / 10=2.90 \)

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Definitions:

All Or None Law

A principle stating that the strength of a response of a nerve cell or muscle fiber is not dependent on the strength of the stimulus.

Neuron

A nerve cell that is the basic building block of the nervous system, responsible for receiving, processing, and transmitting information through electrical and chemical signals.

Fires

Rapid oxidation processes that release heat, light, and various reaction products, usually visible as flames.

Full Strength

The maximum capacity or concentration, especially referring to solutions, mixtures, or physical condition.