A Group of College DJs Surveyed Students to Find Out

question 7

Multiple Choice

A group of college DJs surveyed students to find out what music to plan for their upcoming parties. Thirty percent of the students preferred dubstep, 25% of the students liked trance music, and 20% wanted to hear only house music. Fifteen percent of the respondents selected both dubstep and trance. The proportion of students that like either dubstep or trance is:

• A)40%.
• B)55%.
• C)70%.
• D)100%.

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Definitions:

Trained

Refers to individuals who have received instruction or education in a specific skill or field.

Adverse Selection

A situation in economics where buyers and sellers have different information, leading to transactions where one party may be at a disadvantage, often discussed in insurance markets.

Auto-Insurance

A policy purchased by vehicle owners to mitigate costs associated with getting into an auto accident or theft.

Monitors Driving

The act of using monitoring devices or technology to track and improve driving behavior, typically for safety or efficiency purposes.