A Financial Analyst Would Like to Construct a 95% Confidence

question 42

Short Answer

A financial analyst would like to construct a 95% confidence interval for the mean earnings of a company. The company's earnings have a standard deviation of $12 million. What is the minimum sample size required by the analyst if he wants to restrict the margin of error to $2 million?

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Definitions:

Table Design View

An interface within database applications that allows users to define or modify the structure of a database table.

Field Properties Pane

A user interface element in database and spreadsheet software that allows users to view and modify the properties of a selected field.

Total Row

A feature in spreadsheet or database software that automatically calculates the sum, average, count, or other aggregate functions for data in a column.

Currency Field

A database or form field designed specifically to hold monetary values in various currencies.