Calculate the standard deviation and confidence interval at 99% confidence for mass using Excel or Google Sheets.

Calculate the standard deviation and confidence interval at 99% confidence for mass
using Excel or Google Sheets. If you excluded any data based on the Q-test, do not
include it in your calculations.
Enter your answers with correct significant figures (remember that the number of
decimals for average, standard deviation, and confidence interval should be the
same). Do not include units.
Standard deviation, mass: g
t-score value for mass at 99%:
99% confidence interval, mass: g