Calculator commands and proper labels required. Round probabilities, test statistics, critical values and P values to the thousands.

7a. The following data is the sodium content per serving (in milligrams) of random boxes of cereal. 115 87 185 270 153 230 103 215 98 45 230 178 142 Construct an 90% confidence interval for the population mean of sodium in all cereal, u. Round to tenths and write a sentence answer. Give calculator command used. b. Give sample mean and standard deviation, c. Find the margin of error, round to tenths and label. round to tenths and label