For a Sample of Size 20 Taken from a Normally

question 162

Multiple Choice

For a sample of size 20 taken from a normally distributed population with standard deviation equal to 5, which of the following would be required to construct a 90% confidence interval for the population mean?

• A) z = 1.96
• B) t = 1.729
• C) z = 1.645
• D) t = 1.328

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Definitions:

Gain

A gain refers to an increase in wealth or resources, typically measured in financial terms and often realized from the sale of an asset for more than its cost.

Accounting Rules

The formal guidelines and principles that govern financial accounting practices, ensuring accuracy and consistency in financial reporting.

Gains Incurred

Increases in equity (excluding contributions from owners) that stem from peripheral or incidental transactions of a company.

Accumulated Depreciation

The cumulative sum of depreciation costs allocated to an asset from the time it was first used.