![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/step1.JPG\")
Statement : Increasing the mean will expand a confidence interval.
\The above statement is True.
\Reasoning :
\A confidence interval gives an estimated range of values which is likely to include an unknown
\population parameter,the estimated range being calculated from a given set of sample data.
\The mean is the average of the numbers a calculated "mean" value of a set of numbers.
\Therefore Increasing the mean will expand a confidence interval.
\![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/solution.JPG\")
The statement is True.
\\