The Following Table Shows the Number C , in Millions $3.37$

question 25

Multiple Choice

The following table shows the number C , in millions, of cars sold in the U.S. years after 2005. Use the regression line for the data to estimate the number of cars sold in 2013.

• A) \(3.37\) million
• B) \(4.51\) million
• C) \(3.16\) million
• D) \(4.11\) million

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Definitions:

Null Hypothesis

A statement or hypothesis that assumes no statistical significance or effect exists in a set of observations or experiment.

Two-Tailed Test

A hypothesis test in which the critical area for a rejection of the null hypothesis is in both tails of the probability distribution, allowing for testing of deviations in both directions.

Population Mean

The average of all the values in a population, representing the central tendency of the total population.

Type II Error

The failure to reject a false null hypothesis or a false negative in hypothesis testing.