diff --git a/lib/db/install.xml b/lib/db/install.xml
index b0c04d8825e..ff2050e0c41 100644
--- a/lib/db/install.xml
+++ b/lib/db/install.xml
@@ -1483,46 +1483,46 @@
         <INDEX NAME="attemptid-questionid" UNIQUE="true" FIELDS="attemptid, questionid"/>
       </INDEXES>
     </TABLE>
-      <TABLE NAME="question_statistics" COMMENT="Statistics for individual questions used in an activity.">
-          <FIELDS>
-              <FIELD NAME="id" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="true"/>
-              <FIELD NAME="hashcode" TYPE="char" LENGTH="40" NOTNULL="true" SEQUENCE="false" COMMENT="sha1 hash of serialized qubaids_condition class. Unique for every combination of class name and property."/>
-              <FIELD NAME="timemodified" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="false"/>
-              <FIELD NAME="questionid" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="false"/>
-              <FIELD NAME="slot" TYPE="int" LENGTH="10" NOTNULL="false" SEQUENCE="false" COMMENT="The position in the quiz where this question appears"/>
-              <FIELD NAME="subquestion" TYPE="int" LENGTH="4" NOTNULL="true" SEQUENCE="false"/>
-              <FIELD NAME="s" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
-              <FIELD NAME="effectiveweight" TYPE="number" LENGTH="15" NOTNULL="false" SEQUENCE="false" DECIMALS="5"/>
-              <FIELD NAME="negcovar" TYPE="int" LENGTH="2" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
-              <FIELD NAME="discriminationindex" TYPE="number" LENGTH="15" NOTNULL="false" SEQUENCE="false" DECIMALS="5"/>
-              <FIELD NAME="discriminativeefficiency" TYPE="number" LENGTH="15" NOTNULL="false" SEQUENCE="false" DECIMALS="5"/>
-              <FIELD NAME="sd" TYPE="number" LENGTH="15" NOTNULL="false" SEQUENCE="false" DECIMALS="10"/>
-              <FIELD NAME="facility" TYPE="number" LENGTH="15" NOTNULL="false" SEQUENCE="false" DECIMALS="10"/>
-              <FIELD NAME="subquestions" TYPE="text" NOTNULL="false" SEQUENCE="false"/>
-              <FIELD NAME="maxmark" TYPE="number" LENGTH="12" NOTNULL="false" SEQUENCE="false" DECIMALS="7"/>
-              <FIELD NAME="positions" TYPE="text" NOTNULL="false" SEQUENCE="false" COMMENT="positions in which this item appears. Only used for random questions."/>
-              <FIELD NAME="randomguessscore" TYPE="number" LENGTH="12" NOTNULL="false" SEQUENCE="false" DECIMALS="7" COMMENT="An estimate of the score a student would get by guessing randomly."/>
-          </FIELDS>
-          <KEYS>
-              <KEY NAME="primary" TYPE="primary" FIELDS="id"/>
-          </KEYS>
-      </TABLE>
-      <TABLE NAME="question_response_analysis" COMMENT="Analysis of student responses given to questions.">
-          <FIELDS>
-              <FIELD NAME="id" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="true"/>
-              <FIELD NAME="hashcode" TYPE="char" LENGTH="40" NOTNULL="true" SEQUENCE="false" COMMENT="sha1 hash of serialized qubaids_condition class. Unique for every combination of class name and property."/>
-              <FIELD NAME="timemodified" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="false"/>
-              <FIELD NAME="questionid" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="false"/>
-              <FIELD NAME="subqid" TYPE="char" LENGTH="100" NOTNULL="true" SEQUENCE="false"/>
-              <FIELD NAME="aid" TYPE="char" LENGTH="100" NOTNULL="false" SEQUENCE="false"/>
-              <FIELD NAME="response" TYPE="text" LENGTH="big" NOTNULL="false" SEQUENCE="false"/>
-              <FIELD NAME="rcount" TYPE="int" LENGTH="10" NOTNULL="false" SEQUENCE="false"/>
-              <FIELD NAME="credit" TYPE="number" LENGTH="15" NOTNULL="true" SEQUENCE="false" DECIMALS="5"/>
-          </FIELDS>
-          <KEYS>
-              <KEY NAME="primary" TYPE="primary" FIELDS="id"/>
-          </KEYS>
-      </TABLE>
+    <TABLE NAME="question_statistics" COMMENT="Statistics for individual questions used in an activity.">
+      <FIELDS>
+        <FIELD NAME="id" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="true"/>
+        <FIELD NAME="hashcode" TYPE="char" LENGTH="40" NOTNULL="true" SEQUENCE="false" COMMENT="sha1 hash of serialized qubaids_condition class. Unique for every combination of class name and property."/>
+        <FIELD NAME="timemodified" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="false"/>
+        <FIELD NAME="questionid" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="false"/>
+        <FIELD NAME="slot" TYPE="int" LENGTH="10" NOTNULL="false" SEQUENCE="false" COMMENT="The position in the quiz where this question appears"/>
+        <FIELD NAME="subquestion" TYPE="int" LENGTH="4" NOTNULL="true" SEQUENCE="false"/>
+        <FIELD NAME="s" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
+        <FIELD NAME="effectiveweight" TYPE="number" LENGTH="15" NOTNULL="false" SEQUENCE="false" DECIMALS="5"/>
+        <FIELD NAME="negcovar" TYPE="int" LENGTH="2" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
+        <FIELD NAME="discriminationindex" TYPE="number" LENGTH="15" NOTNULL="false" SEQUENCE="false" DECIMALS="5"/>
+        <FIELD NAME="discriminativeefficiency" TYPE="number" LENGTH="15" NOTNULL="false" SEQUENCE="false" DECIMALS="5"/>
+        <FIELD NAME="sd" TYPE="number" LENGTH="15" NOTNULL="false" SEQUENCE="false" DECIMALS="10"/>
+        <FIELD NAME="facility" TYPE="number" LENGTH="15" NOTNULL="false" SEQUENCE="false" DECIMALS="10"/>
+        <FIELD NAME="subquestions" TYPE="text" NOTNULL="false" SEQUENCE="false"/>
+        <FIELD NAME="maxmark" TYPE="number" LENGTH="12" NOTNULL="false" SEQUENCE="false" DECIMALS="7"/>
+        <FIELD NAME="positions" TYPE="text" NOTNULL="false" SEQUENCE="false" COMMENT="positions in which this item appears. Only used for random questions."/>
+        <FIELD NAME="randomguessscore" TYPE="number" LENGTH="12" NOTNULL="false" SEQUENCE="false" DECIMALS="7" COMMENT="An estimate of the score a student would get by guessing randomly."/>
+      </FIELDS>
+      <KEYS>
+        <KEY NAME="primary" TYPE="primary" FIELDS="id"/>
+      </KEYS>
+    </TABLE>
+    <TABLE NAME="question_response_analysis" COMMENT="Analysis of student responses given to questions.">
+      <FIELDS>
+        <FIELD NAME="id" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="true"/>
+        <FIELD NAME="hashcode" TYPE="char" LENGTH="40" NOTNULL="true" SEQUENCE="false" COMMENT="sha1 hash of serialized qubaids_condition class. Unique for every combination of class name and property."/>
+        <FIELD NAME="timemodified" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="false"/>
+        <FIELD NAME="questionid" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="false"/>
+        <FIELD NAME="subqid" TYPE="char" LENGTH="100" NOTNULL="true" SEQUENCE="false"/>
+        <FIELD NAME="aid" TYPE="char" LENGTH="100" NOTNULL="false" SEQUENCE="false"/>
+        <FIELD NAME="response" TYPE="text" NOTNULL="false" SEQUENCE="false"/>
+        <FIELD NAME="rcount" TYPE="int" LENGTH="10" NOTNULL="false" SEQUENCE="false"/>
+        <FIELD NAME="credit" TYPE="number" LENGTH="15" NOTNULL="true" SEQUENCE="false" DECIMALS="5"/>
+      </FIELDS>
+      <KEYS>
+        <KEY NAME="primary" TYPE="primary" FIELDS="id"/>
+      </KEYS>
+    </TABLE>
     <TABLE NAME="mnet_application" COMMENT="Information about applications on remote hosts">
       <FIELDS>
         <FIELD NAME="id" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="true"/>