Question 16 (1 point) The personnel department of a large corporation wants to estimate the family dental 9 expenses of its employees to determine the feasibility of providing a dental V insurance plan. A random sample of 12 employees reveals the following family dental expenses (in dollars). 12 See Attached Excel for Data. dental expense data.xlsx 15 Construct a 90% confidence interval estimate for the mean of family dental expenses for all employees of this corporation. 18 Place your LOWER limit, in dollars rounded to 1 decimal place, in the first blank. Do not use a dollar sign, a comma, or any other stray mark. For example, 123.4 would be a legitimate entry._ 20 V Place your UPPER limit, in dollars rounded to 1 decimal place, in the second blank. Do not use a dollar sign, a comma, or any other stray mark. For example, 567.8 would be a legitimate entry._