Construct Frequency Polygons
-The Grade Point Averages for 40 Evening

question 76

Short Answer

Construct Frequency Polygons
-The grade point averages for 40 evening students are listed below. Construct a frequency polygon using eight classes. $$\begin{array} { l l l l l l l l l l } 2.0 & 3.2 & 1.8 & 2.9 & 0.9 & 4.0 & 3.3 & 2.9 & 3.6 & 0.8 \\3.1 & 2.4 & 2.4 & 2.3 & 1.6 & 1.6 & 4.0 & 3.1 & 3.2 & 1.8 \\2.2 & 2.2 & 1.7 & 0.5 & 3.6 & 3.4 & 1.9 & 2.0 & 3.0 & 1.1 \\3.0 & 4.0 & 4.0 & 2.1 & 1.9 & 1.1 & 0.5 & 3.2 & 3.0 & 2.2\end{array}$$

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Definitions:

Standard Costs

Benchmark costs established for the purpose of assessing financial performance and identifying variances in production or operations.

Controlling Costs

The process of monitoring and managing expenses to ensure they do not exceed budgeted amounts.

Costing Products

The process of determining the total cost involved in manufacturing or producing a product, including materials, labor, and overhead expenses.

Practical Standards

Realistic benchmarks for costs, time, or productivity that are based on actual production and operational performances, assuming normal working conditions.