Use the Given Frequency Distribution to Approximate the Mean A)132
B)26

question 21

Multiple Choice

Use the given frequency distribution to approximate the mean.
$\begin{array} { c c } \hline \text { Class } & \text { Frequency } \\\hline 0 - 9 & 8 \\10 - 19 & 18 \\20 - 29 & 12 \\30 - 39 & 11 \\40 - 49 & 17\end{array}$

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Definitions:

Constructability

A concept in engineering that assesses how efficiently a structure or system can be built, considering all practical aspects of construction.

Generalizability

The extent to which findings from a study or research can be applied to broader contexts or with different groups.

Reliability

Degree of consistency in a measurement— that is, the extent to which it yields accurate measurements of a phenomenon across several trials, across different populations, and in different forms.

Inter-rater Reliability

The degree to which different observers or raters consistently assess the same phenomenon or outcome.