Hi,<br><br>How was the mean calculated from the table below? these are the output of v.db.select from v.rast.stats.<br><br>


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<table border="1" cellpadding="4" cellspacing="0" width="100%">
        <col width="16*">
        <col width="25*">
        <col width="35*">
        <col width="26*">
        <col width="26*">
        <col width="26*">
        <col width="26*">
        <col width="26*">
        <col width="26*">
        <col width="26*">
        <tbody><tr valign="TOP">
                <td width="6%">
                        <p>Cat</p>
                </td>
                <td width="10%">
                        <p>n</p>
                </td>
                <td width="14%">
                        <p>min</p>
                </td>
                <td width="10%">
                        <p>max</p>
                </td>
                <td width="10%">
                        <p>range</p>
                </td>
                <td width="10%">
                        <p>mean</p>
                </td>
                <td width="10%">
                        <p>stddev</p>
                </td>
                <td width="10%">
                        <p>variance</p>
                </td>
                <td width="10%">
                        <p>coeff-va</p>
                </td>
                <td width="10%">
                        <p>sum</p>
                </td>
        </tr>
        <tr valign="TOP">
                <td width="6%">
                        <p>26</p>
                </td>
                <td width="10%">
                        <p>1126</p>
                </td>
                <td width="14%">
                        <p>78</p>
                </td>
                <td width="10%">
                        <p>97</p>
                </td>
                <td width="10%">
                        <p>19</p>
                </td>
                <td width="10%">
                        <p>86.59</p>
                </td>
                <td width="10%">
                        <p>9.46</p>
                </td>
                <td width="10%">
                        <p>89.42</p>
                </td>
                <td width="10%">
                        <p>10.92</p>
                </td>
                <td width="10%">
                        <p>97499</p>
                </td>
        </tr>
</tbody></table>

<br clear="all"><br>-- <br><span style="color: rgb(0, 0, 153);"></span><span style="color: rgb(0, 0, 153);">Kind Regards</span><br style="color: rgb(0, 0, 153);"><font size="1"><span style="color: rgb(0, 0, 153);">TS Gumede | CSIR | Meraka Institute | ICT4EO Research Group</span><br style="color: rgb(0, 0, 153);">
<span style="color: rgb(0, 0, 153);">Office Tel: 012 841 2606 | mobile : 072 258 1650</span></font><br><i style="color: rgb(102, 102, 102);">&quot;Work like a slave in order to live like a King&quot; ~ Unknown</i><br><br>