An Environmental Group at a Local College Is Conducting Independent

question 33

Multiple Choice

An environmental group at a local college is conducting independent tests to determine the distance a particular make of automobile will travel while consuming only 1 gallon of gas.They test a sample of five cars and obtain a mean of 28.2 miles.Assuming that the standard deviation is 2.7 miles,find the 95 percent confidence interval for the mean distance traveled by all such cars using 1 gallon of gas.

• A) [26.16,30.24]
• B) [20.70,35.70]
• C) [24.85,31.55]
• D) [26.70,29.70]
• E) [25.83,30.57]

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Definitions:

Manic States

Periods of abnormally elevated mood, energy, and activity levels, often associated with bipolar disorder.

Pleasure

A feeling of happiness, satisfaction, or enjoyment derived from sensory experiences or emotional encounters.

Bipolar Disorder

A mental health condition characterized by extreme mood swings that include emotional highs (mania or hypomania) and lows (depression).

Manic Episode

A period of abnormally elevated or irritable mood, arousal, and/or energy levels, often seen in bipolar disorder.