Evaluate the Expression ​

question 109

Multiple Choice

Evaluate the expression ​

• A) ​125
• B) ​5
• C) ​25
• D) ​27
• E) ​29

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Definitions:

Confidence Interval

A stretch of numerical indicators, obtained from sample statistics, envisaged to hold the secret value of a population characteristic.

Margin of Error

An expression of the amount of random sampling error in a survey's results, indicating a confidence interval within which the true value lies.

σ

Symbol representing the standard deviation of a population in statistics.

Population Mean

The average of a set of values from the entire population, representing the central tendency of the total data set.