For Tind, Is Obtained By $\eta ^ { 2 }$ A) $\frac { t ^ { 2 } } { t ^ { 2 } + d f }$

Multiple Choice

For tind, is obtained by. $\eta ^ { 2 }$

A) $\frac { t ^ { 2 } } { t ^ { 2 } + d f }$
B) $\quad \frac { t ^ { 2 } + d f } { t ^ { 2 } }$
C) $\frac { t } { t ^ { 2 } + d f }$
D) $\underline { t } ^ { 2 } \frac { + d f } { t }$