# Math Help - Estimating with confidence

1. ## Estimating with confidence

How do you solve (a)? how do i get the mean and standard deviation from the confidence interval?

2. ## Re: Estimating with confidence

Hey asilvester635.

Hint: Consider if you are getting an interval for the mean and what the interval is in terms of the test statistic (Think t-distribution or Normal distribution).

3. ## Re: Estimating with confidence

thank you so much