On an Expressway, the Recommended Safe Distance Between Cars in Feet

question 69

Multiple Choice

On an expressway, the recommended safe distance between cars in feet is given by $0.014 v ^ { 2 } + 1.05 v - 4,$ where v is the speed of the car in miles per hour. Find the safe distance when $v = 85$ miles per hour. Round your answer to the nearest tenth.

• A)116.5 feet
• B)186.4 feet
• C)256.3 feet
• D)279.6 feet
• E)139.8 feet

Understand the cognitive and psychological aspects of depression.

Identify the characteristics and biological aspects of antisocial personality disorder and psychopathy.

Recognize the role of environmental factors, such as violence and relationship problems, in depression.

Understand the biological and environmental factors contributing to schizophrenia.

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Definitions:

True Score

The actual score that accurately reflects the tested attribute or characteristic without error.

Reliable Measure

A consistent and dependable method of measurement that yields the same results under similar conditions.

Measurement Error

The difference between a measured value and the true value that can result from various inaccuracies or biases.

Reliable Measure

A method or instrument that consistently produces stable and accurate results over time.