Please explain briefly through showing equation steps DO NOT Except explains in words like a paragraph or need three sentences and above to explain!!

And remember to choose an answer!

9. A laboratory tested a random sample n = 20 chicken eggs and found that the mean amount of cholesterol was 237 milligrams with sample standard deviation 14 milligrams. Calculate the lower limit of the the 99% confidence interval for the truc mean cholesterol content of all such cggs. You may assume that all the conditions for the required calculations are met by the data. (If none of the choices given below gives the exact answer, please pick the closest valuc.) 235 n - 20 233.9 234.6 196.9 8 / SD - 14 228 090- 237