3, 6, 8, 9, 9, 12, 13, 15, 21, 24, 24, 26, 27, 28, 29, 30, 32, 37, 37, 43 B) Based on the given sample, construct a 85 % confidence interval to estimate the true mean length of time (u) nurses at Center Hospital stay in their current positions. Hint: DO NOT use the T-table, use the invt() program available in your calculator to calculate the t-value. (Round te to 3 decimal places and margin of error to 2 decimal places). tc= C.I.: C) Based on the given sample, construct a 98 % confidence interval to estimate the true mean length of time () nurses at Center Hospital stay in their current positions. Hint: DO NOT use the T-table, use the invt() program available in your calculator to calculate the t-value. (Round te to 3 decimal places and margin of error to 2 decimal places). tc= C.I.: +