Use the COUNTIF function in cell I4 to determine the number of students with black hair. Be sure to build a formula that can be reused by copying down.

x Har Color Summery \begin{tabular}{|c|c|c|c|} \hline & Coynt & sem & Aretrest \\ \hline Black & & 0 & \\ \hline \multicolumn{4}{|l|}{ Brown } \\ \hline \multicolumn{4}{|l|}{ Red } \\ \hline Blond & & & \\ \hline \end{tabular} fve Color Summany \begin{tabular}{|c|c|c|c|} \hline & Ewan & Sam & Awerese \\ \hline Erown & 102 & & \\ \hline elot & 104 & & \\ \hline Mbial & 4 & & \\ \hline Green & ss & & \\ \hline \end{tabular} How many studtenta wall ett a whin