Bickel Corporation uses customers served as its measure of activity. The following report compares the planning budget to the actua operating results for the month of November: quired: epare the company's flexible budget performance report for November. Label each variance as favorable (F) or unfavorable (U) te: Indicate the effect of each variance by selecting "F" for favorable, " U " for unfavorable, and "None" for no effect (i.e., ze iance). Input all amounts as positive values. \begin{tabular}{|c|c|c|c|c|c|} \hline \multicolumn{6}{|c|}{ Bickel Corporation } \\ \hline \multicolumn{6}{|c|}{ Flexible Budget Performance Report } \\ \hline \multicolumn{6}{|c|}{ For the Month Ended November 30} \\ \hline & \begin{tabular}{l} Actual \\ Results \end{tabular} & \begin{tabular}{l} Revenue and Spending \\ Variances \end{tabular} & \begin{tabular}{l} Flexible \\ Budget \end{tabular} & Activity Variances & \begin{tabular}{l} Planning \\ Budget \end{tabular} \\ \hline Customers served & 26,240 & & 26,240 & & 26,600 \\ \hline Revenue & & 7 & & 1 & 1 \\ \hline \multicolumn{6}{|l|}{\begin{tabular}{l} Expenses: \\ Wages and salaries \end{tabular}} \\ \hline \multicolumn{6}{|l|}{\begin{tabular}{l} Wages and salaries \\ Supplies \end{tabular}} \\ \hline Supplies & & & & - & \\ \hline Insurance & & 7 & & & \\ \hline \multicolumn{4}{|l|}{ Miscellaneous expense } & & \\ \hline \multicolumn{6}{|l|}{\begin{tabular}{l} Total expense \\ Net operating income \end{tabular}} \\ \hline Net operating income & & ? & & & \\ \hline \end{tabular}