It Was Found That in a Sample of 90 Teenage

question 56

Multiple Choice

It was found that in a sample of 90 teenage boys, 70% of them have received speeding tickets. What is the 90% confidence interval of the

• A) 0.620 < p < 0.780
• B) 0.591 < p < 0.812
• C) 0.584 < p < 0.830
• D) 0.615 < p < 0.805

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Definitions:

Sample

A group within a larger population chosen for the purpose of conducting measurements, observations, or inquiries to gather data about the entire population.

Experiment

A procedure undertaken to support, refute, or validate a hypothesis, typically involving the manipulation of variables to observe the effect on some behavior or condition.

Outcomes

The possible results that may occur as a result of an experiment or event.

Independent Events

Two events are considered independent when the happening of one does not influence the likelihood of the happening of the other.