1. We sample 32 CEOs to estimate their average monthly salary. We discover that our sample mean is $4,726.00 with a standard deviation of $500.00. Calculate intervals for the following confidence levels. 63% 81% 90% 95% 99% 2. We sample 21 Neon Tetras (a common aquarium fish) to estimate their average body length (in inches). We discover that our sample mean is 0.87 inches with a standard deviation of 0.15 inches. Calculate intervals for the following confidence levels. 61% 75% 90% 95% 99%