A Researcher Wants to Determine What Percentage of the Population

question 58

Multiple Choice

A researcher wants to determine what percentage of the population in the Southeastern United States would use a mass transit system if it were well-maintained.He gets telephone books from every city with over 200,000 people in those states and selects the fifteenth name in the middle column on every 100^th page as his sample.He has made a _____ error.

• A) targeting
• B) random
• C) nonprobability
• D) frame
• E) reliability

Recognize the steps involved in designing related tables within a database.

Understand the role of foreign keys in relating tables within a database.

Know how to use the Import Spreadsheet Wizard and its settings for importing data into Access.

Comprehend the use of subdatasheets in viewing related records from related tables.

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Definitions:

Rock

A naturally occurring solid aggregate of minerals or mineraloid matter.

Effervescence

The release of gas bubbles in a liquid, often seen when acids react with carbonates producing carbon dioxide bubbles.

Magnetism

A natural occurrence resulting from electric charge movement, leading to objects attracting and repelling each other.

Hardness

The measure of a material's resistance to deformation, typically by indentation, abrasion, or cutting.