A Sample of 2,000 People Yielded $\hat { p }$ = )52Calculate a 90 Percent Confidence Interval for P

question 69

Multiple Choice

A sample of 2,000 people yielded $\hat { p }$
= ) 52.Calculate a 90 percent confidence interval for p.

• A) \(\left[ \begin{array} { l l }
• .506 & .534
• \end{array} \right]\)
• B) \([ .468 \quad .572 ]\)
• C) \(\left[ \begin{array} { l l }
• .511 & .529
• \end{array} \right]\)
• D) \(\left[ \begin{array} { l l }
• .502 & .538
• \end{array} \right]\)

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Definitions:

IQ Score

A measure of a person's cognitive abilities in relation to their age group, typically reflecting a relative performance in a range of mental tasks.

98th Percentile

A statistical measure indicating that an individual's performance surpasses 98% of the reference group.

IQ Score

A measure of a person's intelligence as indicated by an intelligence test, where the average score is standardized to 100.

Mean Score

A statistical measure representing the average value of a set of numbers, calculated by dividing the sum of all values by the number of values.