Find the Mean of the Data Summarized in the Given

question 92

Multiple Choice

Find the mean of the data summarized in the given frequency distribution.
-The heights of a group of professional basketball players are summarized in the frequency distribution below. Find the mean height. Round your answer to one decimal place. $$\begin{array} { r | r } \text { Height (in.) } & \text { Frequency } \\\hline 70 - 71 & 2 \\72 - 73 & 4 \\74 - 75 & 12 \\76 - 77 & 9 \\78 - 79 & 10 \\80 - 81 & 7 \\82 - 83 & 1\end{array}$$

• A)74.9 in.
• B)78.3 in.
• C)76.5 in.
• D)13.5 in.

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Definitions:

Brain Stem

The part of the brain at the top of the spinal cord, consisting of the medulla and the pons.

Sleeping

A natural, reversible state of reduced responsiveness to external stimuli and relative inactivity, accompanied by a loss of consciousness.

Dreaming

A series of thoughts, images, or emotions occurring during sleep, often reflecting unconscious desires or concerns.

Somatic Nervous System

A part of the peripheral nervous system that handles voluntary control of body movements via skeletal muscles.