As the sample size increases,________.

A) the confidence interval becomes more narrow
B) the confidence interval becomes wider
C) the confidence interval is unchanged
D) the confidence interval becomes irrelevant

Confidence Interval

A range of values, derived from sample statistics, that is likely to contain the value of an unknown population parameter, expressed at a certain level of confidence.

Sample Size

Refers to the total count of individual samples or observations used in a statistical study, essential for achieving accurate results.