The Amount of Television Viewed by Todayʹs Youth Is of Primary

question 118

Multiple Choice

The amount of television viewed by todayʹs youth is of primary concern to Parents Against WatchingTelevision (PAWT) . 300 parents of elementary school-aged children were asked to estimate the number ofhours per week that their child watched television. The mean and the standard deviation for their responseswere 16 and 4, respectively. PAWT constructed a stem-and-leaf display for the data that showed that thedistribution of times was a bell-shaped distribution. Give an interval around the mean where you believe most(approximately 95%) of the television viewing times fell in the distribution.

• A) between 8 and 24 hours per week
• B) less than 12 and more than 20 hours per week
• C) between 4 and 28 hours per week
• D) between 12 and 20 hours per week

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Definitions:

Hispaniola

An island in the Caribbean Sea, divided into the sovereign states of Haiti and the Dominican Republic.

European Diseases

Infectious diseases brought to the Americas by European explorers and colonists that had devastating impacts on indigenous populations due to lack of prior exposure and immunity.

Gold and Silver

Precious metals that have been traditionally used as currency, in jewelry, and for industrial purposes due to their value and properties.

Inflation

A general increase in prices and fall in the purchasing value of money.