A Sample of Size $n = 11$ Has a Sample Mean $\bar { x } = 15.6$

Multiple Choice

A sample of size $n = 11$ has a sample mean $\bar { x } = 15.6$ and sample standard deviation $s = 2.4$ . Construct a $95 \%$ confidence interval for the population mean $\mu$ .

A) $14.3 < \mu < 16.9$
B) $14.0 < \mu < 17.2$
C) $15.1 < \mu < 16.1$
D) $14.6 < \mu < 16.6$