Solve the Problem $65.7 < \mu < 67.3$ This Result Is Based on a Sample of Size 144

Solve the problem.
-A 99% confidence interval (in inches) for the mean height of a population is $65.7 < \mu < 67.3$ This result is based on a sample of size 144. Construct the 95% confidence interval. (Hint: you will first need to find the sample Mean and sample standard deviation) .

A) $65.9$ in $< \mu < 67.1$ in.
B) $65.6$ in $< \mu < 67.4 \mathrm { in }$ .
C) $66.0$ in $< \mu < 67.0$ in.
D) $65.7$ in $< \mu < 67.3$ in.