A Local Politician Wants an Estimate of the Proportion of the Population

question 47

Short Answer

A local politician wants an estimate of the proportion of the population who support her fiscal policies. She wants the estimate to be within .06 of the true proportion. Assume a 95 percent level of confidence. The politician's advisors estimated the proportion supporting her fiscal policy to be .60. How large of a sample is required?

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Definitions:

Carbonic Acid

A weak acid formed when carbon dioxide is dissolved in water, playing a significant role in the carbon cycle and blood pH regulation.

Carbon

A chemical element with symbol C, atomic number 6, and is the basis of all known life on Earth, found in organic compounds.

Oxygen

A chemical element essential for most life on Earth, involved in cellular respiration and acting as a critical component of the air.

Atomic Mass

The total number of protons and neutrons in an atom; expressed in atomic mass units or daltons.