The Amount of Time Between Successive TV Watching by First

question 152

Short Answer

The amount of time between successive TV watching by first graders follows an exponential distribution with a mean of 10 hours.The probability that a given first grader spends between 10
and 15 hours between successive TV watching is .

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Definitions:

Hyperbola

A type of smooth curve lying in a plane, consisting of two branches, which are mirror images of each other and resemble two infinite bows.

Center and Vertices

In geometry, the central point of a shape and the points that define its outermost corners or parameters, especially in polygons and ellipses.

Method of Substitution

A technique used in algebra to solve systems of equations by solving one equation for one variable and then substituting that expression into the other equation.

System of Equations

A set of equations with the same variables, where the solution must satisfy every equation in the system.