Instruction 4-3 a Survey Is Taken Among Customers of Fast-Food Restaurants to Restaurants

question 74

Short Answer

Instruction 4-3
A survey is taken among customers of fast-food restaurants to determine preference for hamburgers or chicken.Of 200 respondents selected,75 were children and 125 were adults.120 preferred hamburgers and 80 preferred chicken.55 of the children preferred hamburgers.
-Referring to Instruction 4-3,assume we know that a person has ordered chicken.The probability that this individual is an adult is ________.

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Definitions:

Underground Economy

Unreported or illegal production of goods and services that is not counted in GDP.

GDP

GDP, or Gross Domestic Product, represents the entire value of goods and services produced within a nation's boundaries during a certain time frame.

Net Exports

The value of a country's total exports minus its total imports; a positive number indicates a trade surplus, and a negative number indicates a trade deficit.

Consumption

The use of goods and services by households.