$$\text { Find } t _ { \alpha / 2 } \text { when } n = 12 \text { for the } 95 \% \text { confidence interval for the mean. }$$

Multiple Choice

$$\text { Find } t _ { \alpha / 2 } \text { when } n = 12 \text { for the } 95 \% \text { confidence interval for the mean. }$$

A) 2.20
B) 1.52
C) 1.80
D) 2.92