![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/step1.JPG\")
Statement : Increasing the standard deviation will expand a confidence interval.
\The above statement is True.
\Reasoning :
\An Increase in the standard deviation will increase the maximum error of estimate and will
\expand the confidence interval. \ \
\Therefore as the standard deviation increases the confidence interval expands. \ \
\![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/solution.JPG\")
The statement is True.
\