Construct 90%, 95%, and 99% confidence intervals to estimate μ from the following data. State the point estimate. Assume the data come from a normally distributed population.
12.5 11.6 11.9 12.9 12.5
11.4 12.0 11.7 11.8 12.5
(Round the intermediate values to 4 decimal places. Round your answers to 2 decimal places.)