A Sociologist Recently Conducted a Survey of Citizens Over 60

question 56

Multiple Choice

A sociologist recently conducted a survey of citizens over 60 years of age who have net worths too high to qualify for Medicaid but have no private health insurance. The ages of the 25 uninsured senior citizens were as follows: $$\begin{array} { l l l l l l l l l l l l l } 68 & 73 & 66 & 76 & 86 & 74 & 61 & 89 & 65 & 90 & 69 & 92 & 76 \\62 & 81 & 63 & 68 & 81 & 70 & 73 & 60 & 87 & 75 & 64 & 82 &\end{array}$$ Suppose the mean and standard deviation are 74.04 and 9.75, respectively. If we assume that the distribution of ages is mound-shaped and symmetric, what percentage of the respondents will be between 64.29 and 93.54 years old?

• A) approximately 81.5%
• B) approximately 68%
• C) approximately 95%
• D) approximately 84%

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Definitions:

Phlebotomy

The act of drawing or removing blood from the circulatory system through a cut or puncture to obtain a sample for analysis or therapeutic purposes.

Telangiectasis

A condition characterized by the dilation of small blood vessels near the surface of the skin or mucous membranes, resulting in visible red or purple lines.

Adult Heartbeat

The typical heartbeat rate for a healthy adult, ranging between 60 to 100 beats per minute.

Septum

A partition or wall separating two chambers, such as in the heart or nose.