A laboratory in New Mexico is interested in finding the mean chloride level for a healthy resident in the state. A random sample of50

healthy residents has a mean chloride level of104

mEq

L

.If it is known that the chloride levels in healthy individuals residing in New Mexico have a standard deviation of45

mEq

L

,find a95

%

confidence interval for the true mean chloride level of all healthy New Mexico residents. Then give its lower limit and upper limit.