The First Major Technological Development in Creating a Powerful Mass

question 32

Short Answer

The first major technological development in creating a powerful mass media occurred in the mid-19th century with the invention of the ________ that led to the widespread distribution of affordable newspapers, magazines, and books.

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Definitions:

Acres

A unit of area, primarily used in the United States, equal to 43,560 square feet or approximately 4,047 square meters.

Stem-and-Leaf Display

A graphical method of displaying numerical data, where each number is divided into a stem (the leading digit(s)) and a leaf (the last digit).

Kilograms

A unit of mass in the International System of Units (SI), equal to one thousand grams or approximately 2.20462 pounds.

Split Stems

A method in stem-and-leaf plots to split the stems for more refined data distribution visualization.