When Adding Several Quantities, the Number of Decimal Places in the Result

question 7

Multiple Choice

When adding several quantities, the number of decimal places in the result must always be

• A) larger than the number of decimal places in the most accurate of the quantities.
• B) equal to the number of decimal places in the most accurate of the quantities.
• C) equal to the average number of significant digits in the most and least accurate of the quantities.
• D) equal to the number of decimal places in the least accurate of the quantities.
• E) smaller than the number of decimal places in the least accurate of the quantities.

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Definitions:

Hidden

Concealed, not visible or apparent.

Overregularization

The application of regular grammatical rules (e.g., to create past tense and plurals) to irregular verbs and nouns.

Grammatical Rules

The structured guidelines that govern the composition of clauses, phrases, and words in any given natural language.

Private Speech

Vygotsky’s concept of the ultimate binding of language and thought. Private speech originates in vocalizations that may regulate the child’s behavior and become internalized by age 6 or 7.