The Following Frequency Distribution Analyzes the Scores on a Math

question 44

Multiple Choice

The following frequency distribution analyzes the scores on a math test. Find the class boundaries of scores interval 40-59. $$\begin{array} { c c } \hline \text { Scores } & \text { Number of students } \\\hline 40 - 59 & 2 \\60 - 75 & 4 \\76 - 82 & 6 \\83 - 94 & 15 \\95 - 99 & 5 \\\hline\end{array}$$

• A) 39.5, 59.5
• B) 39.5, 58.5
• C) 40.5, 59.5
• D) 40.5, 58.5

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Definitions:

Learning Curve

A graphical representation showing the rate of improvement in performance or a learning process as a function of experience or the number of trials.

Labor Per Unit

The amount of labor required to produce a single unit of output.

Cumulative Number

A total that increases over time by adding sequential amounts.

Lagrangian Technique

A mathematical method used in economics and engineering to find the maximum or minimum values of a function subject to constraints.