To Compute the Necessary Sample Size for an Interval Estimate

question 24

Multiple Choice

To compute the necessary sample size for an interval estimate of a population mean, all of the following procedures are recommended when σ is unknown except​

• A) ​use the estimated σ from a previous study.
• B) ​use the sample standard deviation from a preliminary sample.
• C) ​use judgment or a best guess.
• D) use .5 as an estimate.

Understand the process and implications of transactions involving the receipt of cash, including advance payments and the provision of services.

Understand the debit and credit rules in accounting.

Identify the process of recording and posting transactions in accounting records.

Recognize the accounts that increase with debits and those that increase with credits.

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Definitions:

Nominal Variables

Variables that represent categories with no inherent order or ranking among them.

Counts

The act of determining the total number of items or occurrences of something.

Numbers

Numbers assign value and relativity to phenomena. As contrasted with numerals, they can be calculated.

Numerals

Numerals are labels such as street numbers that cannot be computed.