Find the Margin of Error $95 \%$ Confidence Interval; $\mathrm { n } = 21 ; \overline { \mathrm { x } } = 0.44 ; \mathrm { s } = 0.44$

Multiple Choice

Find the margin of error.
- $95 \%$ confidence interval; $\mathrm { n } = 21 ; \overline { \mathrm { x } } = 0.44 ; \mathrm { s } = 0.44$

A) $0.171$
B) $0.212$
C) $0.180$
D) $0.200$