One Item on a Questionnaire Asks Students How Many Times $$\begin{array} { c c } \mathrm { X } & \mathrm { f } \\5 \text { or more } & 2 \\4 & 3 \\3 & 2 \\2 & 1 \\1 & 1 \\0 & 1\end{array}$$

question 12

Multiple Choice

One item on a questionnaire asks students how many times in a typical week they eat at a fast-food restaurant.The responses for a sample of n = 10 students are summarized in the frequency distribution.What is the best measure of central tendency for these data??? $$\begin{array} { c c } \mathrm { X } & \mathrm { f } \\5 \text { or more } & 2 \\4 & 3 \\3 & 2 \\2 & 1 \\1 & 1 \\0 & 1\end{array}$$ ?

• A)mean?
• B)?median
• C)?mode
• D)?weighted mean

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Definitions:

Sample Size

Refers to the number of observations or elements chosen from a population for the purpose of statistical analysis.

Approximate Normal

Describes data or distributions that are nearly, but not perfectly, normally distributed, exhibiting characteristics close to that of a bell-shaped curve.

Mean

The sum of values in a data set divided by the number of values, representing the central point of the data set.

Cyclical

Describes phenomena that occur in predictable patterns or cycles, often used in economic contexts to describe fluctuations in the business cycle.