<p>Problem 3-2</p><table cellpadding="0" cellspacing="0" style="width:620px;"><tbody><tr><td><p>National Scan, Inc., sells radio frequency inventory tags.Monthly sales for a seven-month period were as follows:</p></td></tr></tbody></table><p> <br/></p><table cellpadding="0" cellspacing="0" style="width:200px;"><tbody><tr><td>Month</td><td>Sales<br/>(000)Units</td></tr><tr><td> Feb.</td><td>16</td></tr><tr><td> Mar.</td><td>19</td></tr><tr><td> Apr.</td><td>12</td></tr><tr><td> May.</td><td>23</td></tr><tr><td> Jun.</td><td>16</td></tr><tr><td> Jul.</td><td>24</td></tr><tr><td> Aug.</td><td>24</td></tr><tr><td colspan="2"/></tr></tbody></table><p> <br/></p><table cellpadding="0" cellspacing="0" style="width:620px;"><tbody><tr><td><strong>b.</strong></td><td>Forecast September sales volume