--- /dev/null
+++ b/labs/myway_timeliness_overview.php
@@ -1,1 +1,83 @@
+<?php
+include ('../include/common.inc.php');
+include_header("MyWay Deltas", "mywayDelta");
+?>
+<table>
+    <tr><td></td><td>Mean</td><td>Standard<br>Deviation</td><td>Sample Size</td></tr>
+<th> Overall </th>
+<?php
+$query = "select '', avg(timing_delta), stddev(timing_delta), count(*)  from myway_timingdeltas ";
+$query = $conn->prepare($query);
+$query->execute();
+if (!$query) {
+	databaseError($conn->errorInfo());
+	return Array();
+}
+foreach ($query->fetchAll() as $row) {
+	echo "<tr><td>{$row[0]}</td><td>" . floor($row[1]) . "</td><td>" . floor($row[2]) . "</td><td>{$row[3]}</td></tr>";
+};
+?>
 
+
+<th> Day of Week </th>
+<?php
+$query = "select to_char(date, 'Day'), avg(timing_delta), stddev(timing_delta), count(*) from myway_timingdeltas group by to_char(date, 'Day') order by to_char(date, 'Day')";
+$query = $conn->prepare($query);
+$query->execute();
+if (!$query) {
+	databaseError($conn->errorInfo());
+	return Array();
+}
+foreach ($query->fetchAll() as $row) {
+	echo "<tr><td>{$row[0]}</td><td>" . floor($row[1]) . "</td><td>" . floor($row[2]) . "</td><td>{$row[3]}</td></tr>";
+};
+?>
+<th>Month </th>
+<?php
+$query = "select to_char(date, 'Month'), avg(timing_delta), stddev(timing_delta), count(*) from myway_timingdeltas group by to_char(date, 'Month') order by to_char(date, 'Month')";
+$query = $conn->prepare($query);
+$query->execute();
+if (!$query) {
+	databaseError($conn->errorInfo());
+	return Array();
+}
+foreach ($query->fetchAll() as $row) {
+	echo "<tr><td>{$row[0]}</td><td>" . floor($row[1]) . "</td><td>" . floor($row[2]) . "</td><td>{$row[3]}</td></tr>";
+};
+?>
+
+<th>Stop </th>
+<?php
+$query = "select myway_stop, avg(timing_delta), stddev(timing_delta), count(*)  from myway_timingdeltas INNER JOIN myway_observations
+ON myway_observations.observation_id=myway_timingdeltas.observation_id group by myway_stop having  count(*) > 1 order by myway_stop";
+$query = $conn->prepare($query);
+$query->execute();
+if (!$query) {
+	databaseError($conn->errorInfo());
+	return Array();
+}
+foreach ($query->fetchAll() as $row) {
+	echo "<tr><td>{$row[0]}</td><td>" . floor($row[1]) . "</td><td>" . floor($row[2]) . "</td><td>{$row[3]}</td></tr>";
+};
+?>
+<th>Route </th>
+<?php
+$query = "select route_full_name, avg(timing_delta), stddev(timing_delta), count(*) from myway_timingdeltas  group by route_full_name having  count(*) > 1 order by route_full_name";
+$query = $conn->prepare($query);
+$query->execute();
+if (!$query) {
+	databaseError($conn->errorInfo());
+	return Array();
+}
+foreach ($query->fetchAll() as $row) {
+	echo "<tr><td>{$row[0]}</td><td>" . floor($row[1]) . "</td><td>" . floor($row[2]) . "</td><td>{$row[3]}</td></tr>";
+};
+?>
+
+
+</table>
+
+<?php
+include_footer();
+?>
+