For a Given Poll,a Professional Polling Firm States That It

question 55

Multiple Choice

For a given poll,a professional polling firm states that it has "95 percent confidence that the maximum margin of sampling error is plus or minus four percentage points." What is it trying to say by claiming "95 percent confidence"? 

• A) There is a 95 percent chance that the poll is off by four points or more. 
• B) There is a 5 percent chance that the poll is off by four points or more. 
• C) There is a 95 percent chance that the poll is off by five points or more. 
• D) There is a 4 percent chance that the poll is off by five points or more. 
• E) There is a 5 percent chance that the poll is off by ninety-five points or more.

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Definitions:

Potassium Ions

Electrically charged particles (ions) of potassium, vital for various biological processes including nerve signal transmission and muscle contraction.

Glucose

A simple sugar and a key source of energy for living organisms, also a vital component of many carbohydrates.

Deamination

A biochemical process where amino groups are removed from amino acids, typically resulting in the creation of ammonia and keto acids.

Urea

A nitrogenous waste compound produced in the liver, resulting from protein metabolism, and excreted in the urine.