please guys I'm still getting this question wrong. I'm losing money. please double check the answers before send. please send the answer a little bit faster too

106 4 thousand dollars 5 - 28.6 thousand dollars (b) Find a 90% confidence interval for the population average startup costs u for candy store franchises. (Round your answers to one decimal place.) lower limit 90.8 thousand dollars upper limit 122 083 X thousand dollars [0.6/1 Points] DETAILS PREVIOUS ANSWERS BBUNDERSTAT12 7.2.017.MI.S. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Over the past several months, an adult patient has been treated for tetany (severe muscle spasms). This condition is associated with an average total calcium level below 6 mg/dl. Recently, the patient's total calcium tests gave the following readings (in mg/dl). Assume that the population of x values has an approximately normal distribution. 9.30 9.60 10.30 9.50 9.40 9.80 10.00 9.90 11.20 LO USE SALT (a) Use a calculator with mean and sample standard deviation keys to find the sample mean reading x and the sample standard deviation s. (Round your answers to four decimal places.) I X = 10 11 mg/di S = 10.901 X mg/d! (b) Find a 99.9% confidence interval for the population mean of total calcium in this patient's blood. (Round your answer to two decimal places.) lower limit 8.738 x mg/di upper limit 11 46 mg/di