Which Means Do Scientists Use to Reduce Errors in Their

question 21

Multiple Choice

Which means do scientists use to reduce errors in their observations and measurements? 

• A) taking measurement only once and using that value 
• B) testing measuring devices against known samples 
• C) testing measuring devices against unknown samples 
• D) using procedures that are not standardized

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Definitions:

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A reduction in the price of goods or services offered by the seller to the buyer for immediate payment or payment within a specified time frame.

Partial Payment

A payment made that is less than the total amount due for a bill or debt.

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Cash Discount

A deduction from the invoice price that a seller allows a buyer to encourage prompt payment.