I'm getting error:
Parse error: syntax error, unexpected '(' in C:\xampp\htdocs\feedback_test\tab.php on line 16
<?php
$servername = "localhost";
$username = "root";
$password = "";
$dbname = "test";
 $dep=4;   
// Create connection
$conn = mysqli_connect($servername, $username, $password, $dbname) or die("Connection failed: " . mysqli_connect_error());
$stmt = 'SELECT ( CONCAT(getSem(sb.semid), ' (', getBranch(sb.bid), ') ') ) AS branch, 
           fc.sname, 
           sb.sub_full_name       AS SUBJECT, 
           FORMAT(Avg(fb.avg), 2) AS AVG 
    FROM   faculty fc, 
           subject sb, 
           feedback fb, 
           branch br 
    WHERE  fc.fid = sb.facultyid 
       AND fc.fid = fb.fact_id 
       AND fb.subid = sb.subid 
       AND fc.fid = fb.fact_id 
       AND br.bid = fc.bid 
       AND br.bid = 4 
    GROUP  BY fc.fid, 
              subject ';
$result = $conn-> query($stmt); 
 
     
    