Find the Mean for the Given Sample Data $$\begin{array} { l l l l l l l } 16 & 11 & 4 & 9 & 5 & 2 & 8\end{array}$$

question 32

Multiple Choice

Find the mean for the given sample data. Unless indicated otherwise, round your answer to one more decimal place than is present in the original data values.
-Andrew asked seven of his friends how many cousins they had. The results are listed below. Find the mean number of cousins. $$\begin{array} { l l l l l l l } 16 & 11 & 4 & 9 & 5 & 2 & 8\end{array}$$

• A) 9.4 cousins
• B) 9.2 cousins
• C) 7.9 cousins
• D) 7.4 cousins

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Definitions:

Tonus

The state of partial contraction or tension in a resting muscle, giving it firmness and elasticity.

Hand Dynamometer

A device used to measure hand grip strength, often used in physical therapy and assessments of muscular function.

Motor Unit Recruitment

The process by which different motor units are activated to produce varying degrees of muscle strength.

Tetanic Muscle Contraction

A sustained muscle contraction that results from rapid, repetitive stimulation, producing a smooth and steady increase in muscle tension.