For a Particular Aptitude Test,the Mean Score Was 83

question 126

Essay

For a particular aptitude test,the mean score was 83.2.Suppose you were told that your score of 87 placed you in the 85^th percentile.Assuming the data is bell-shaped,provide an estimate of the standard deviation of the test.

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Definitions:

Inventory Valuation

The monetary amount associated with the goods held by a company to be sold or used in production.

Operation Costing

A hybrid costing system used in manufacturing, combining elements of both job-order and process costing.

Conversion Costs

Costs associated with converting raw materials into finished products, typically including labor and overhead expenses.

Abnormal Spoilage Costs

Abnormal spoilage costs are the costs associated with the waste or loss of materials, labor, or overheads that occur due to unforeseen circumstances or inefficiencies beyond standard production spoilage rates.