Using the Wald Method, What Is the 95% Confidence Interval

question 30

Multiple Choice

Using the Wald method, what is the 95% confidence interval for the proportion when there are 15 observed successes and 25 observed failures?

• A) 0.240 < p < 0.540
• B) 0.235 < p < 0.535
• C) 0.230 < p < 0.530
• D) 0.225 < p < 0.525

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Definitions:

Conscientious

Characterized by the desire to do one's work or duty well and thoroughly.

Obedient

Showing readiness to follow commands or guidance from others; complying with or conforming to a command or authority.

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A field of study or a branch of knowledge, as well as the practice of training people to obey rules or a code of behavior.

Preschool Children

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