# Smart Classroom Monitoring Using Novel Real-Time Facial Expression Recognition System
## 3 Results
\begin{table}
\begin{tabular}{c c c c c c c c} \hline \hline \multicolumn{2}{c}{**Dependent Variable**} & \multicolumn{1}{c}{**Sum of Squares**} & \multicolumn{1}{c}{**Df**} & \multicolumn{1}{c}{**Mean Square**} & \multicolumn{1}{c}{**F**} & \multicolumn{1}{c}{**Sig.**} & \multicolumn{1}{c}{**Partial Eta Squared**} \\ \hline \multirow{2}{*}{Happy} & Contrast & 0.000 & 1 & 0.000 & 0.003 & 0.958 & 0.000 \\ \cline{2-8}  & Error & 59.719 & 511 & 0.117 & & & \\ \hline \multirow{2}{*}{Sad} & Contrast & 0.364 & 1 & 0.364 & 4.483 & 0.035 & 0.009 \\ \cline{2-8}  & Error & 41.511 & 511 & 0.081 & & & \\ \hline \multirow{2}{*}{Satisfied} & Contrast & 3.268 & 1 & 3.268 & 15.370 & 0.000 & 0.029 \\ \cline{2-8}  & Error & 108.661 & 511 & 0.213 & & & \\ \hline \multirow{2}{*}{Dissatisfied} & Contrast & 3.310 & 1 & 3.310 & 23.026 & 0.000 & 0.043 \\ \cline{2-8}  & Error & 73.465 & 511 & 0.144 & & & \\ \hline \multirow{2}{*}{Concentration} & Contrast & 0.745 & 1 & 0.745 & 4.176 & 0.042 & 0.008 \\ \cline{2-8}  & Error & 91.185 & 511 & 0.178 & & & \\ \hline \multirow{2}{*}{Fear} & Contrast & 0.129 & 1 & 0.129 & 3.446 & 0.064 & 0.007 \\ \cline{2-8}  & Error & 19.092 & 511 & 0.037 & & & \\ \hline \hline \end{tabular}
\end{table} 
Table 2: The statistical analysis. \begin{table}
\begin{tabular}{c c c c c c} \hline \hline \multicolumn{2}{c}{**Dependent Variable**} & \multicolumn{1}{c}{**Seating Position Front Row**} & \multicolumn{1}{c}{**Mean**} & \multicolumn{1}{c}{**Std. Error**} & \multicolumn{1}{c}{**95\% Confidence Interval**} \\ \cline{2-5}  & & & & **Lower Bound** & **Upper Bound** \\ \hline \multirow{2}{*}{Happy} & Yes & 0.127 & 0.023 & 00.078 & 0.167 \\ \hline \multirow{2}{*}{Sad} & Yes & 0.087 & 0.019 & 0.050 & 0.124 \\ \hline \multirow{2}{*}{Satisfied} & Yes & 0.358 & 0.031 & 0.297 & 0.419 \\ \hline \multirow{2}{*}{Dissatisfied} & Yes & 0.122 & 0.025 & 0.077 & 0.177 \\ \hline \multirow{2}{*}{Concentration} & Yes & 0.284 & 0.028 & 0.229 & 0.339 \\ \hline \multirow{2}{*}{Fear} & Yes & 0.022 & 0.012 & \(-\)0.003 & 0.046 \\ \hline \hline \end{tabular}
\end{table} 
Table 3: Statistical analysis of variable seating position in front rows. The facial expressions satisfaction, concentration and happiness were high in the lecture duration of 15 min while the feelings of satisfaction and concentration were at high \begin{table}
\begin{tabular}{c c c c c c c c} \hline \hline  & **Lecture Time** & **Happy** & **Sad** & **Satisfied** & **Dissatisfied** & **Concentration** & **Fear** \\ \hline \multirow{3}{*}{15 min} & Mean & 0.11 & 0.04 & 0.38 & 0.07 & 0.37 & 0.04 \\ \cline{2-7}  & N & 105 & 105 & 105 & 105 & 105 & 105 \\ \cline{2-7}  & Std. Deviation & 0.320 & 0.192 & 0.488 & 0.251 & 0.486 & 0.192 \\ \hline \multirow{3}{*}{30 min} & Mean & 0.16 & 0.06 & 0.43 & 0.04 & 0.31 & 0.01 \\ \cline{2-7}  & N & 221 & 221 & 214 & 221 & 221 & 221 \\ \cline{2-7}  & Std. Deviation & 0.370 & 0.236 & 0.496 & 0.187 & 0.464 & 0.095 \\ \hline \multirow{3}{*}{45 min} & Mean & 0.13 & 0.19 & 0.15 & 0.39 & 0.09 & 0.07 \\ \cline{2-7}  & N & 180 & 180 & 179 & 180 & 179 & 180 \\ \cline{2-7}  & Std. Deviation & 0.335 & 0.363 & 0.379 & 0.490 & 0.286 & 0.260 \\ \hline \hline \end{tabular}
\end{table} 
Table 6: Statistical analysis of variable lecture time. \begin{table}
\begin{tabular}{c c c c c c} \hline \hline \multirow{2}{*}{**Dependent Variable**} & \multirow{2}{*}{**Seating Position Middle Row**} & \multirow{2}{*}{**Mean**} & \multirow{2}{*}{**Std. Error**} & \multicolumn{3}{c}{**95\% Confidence Interval**} \\ \cline{3-6}  & & & & **Lower Bound** & **Upper Bound** \\ \hline Happy & Yes & 0.156 & 0.025 & 0.108 & 0.205 \\ \hline Sad & Yes & 0.057 & 0.021 & 0.017 & 0.098 \\ \hline Satisfied & Yes & 0.365 & 0.034 & 0.298 & 0.431 \\ \hline Dissatisfied & Yes & 0.151 & 0.028 & 0.096 & 0.206 \\ \hline Concentration & Yes & 0.245 & 0.031 & 0.184 & 0.305 \\ \hline Fear & Yes & 0.026 & 0.014 & \(-\)0.001 & 0.053 \\ \hline \hline \end{tabular}
\end{table} 
Table 4: Statistical analysis of variable seating position in middle rows.