Index: lams_tool_assessment/src/java/org/lamsfoundation/lams/tool/assessment/service/AssessmentServiceImpl.java
===================================================================
diff -u -r8be457696d7f17c6da2e89704fe7e128f1f8ea91 -r36e9121497b2c963250d22ec0f660fd66934182e
--- lams_tool_assessment/src/java/org/lamsfoundation/lams/tool/assessment/service/AssessmentServiceImpl.java	(.../AssessmentServiceImpl.java)	(revision 8be457696d7f17c6da2e89704fe7e128f1f8ea91)
+++ lams_tool_assessment/src/java/org/lamsfoundation/lams/tool/assessment/service/AssessmentServiceImpl.java	(.../AssessmentServiceImpl.java)	(revision 36e9121497b2c963250d22ec0f660fd66934182e)
@@ -2573,6 +2573,11 @@
     }
 
     @Override
+    public String getMessage(String key, Object[] args) {
+	return messageService.getMessage(key, args);
+    }
+
+    @Override
     public boolean isGroupedActivity(long toolContentID) {
 	return toolService.isGroupedActivity(toolContentID);
     }
@@ -3527,8 +3532,7 @@
 			option.setDisplayOrder(displayOrder);
 			option.setQbQuestion(qbQuestion);
 		    }
-		    
-		  
+
 		    Boolean correct = JsonUtil.optBoolean(answerData, RestTags.CORRECT, null);
 		    if (correct == null) {
 			Double grade = JsonUtil.optDouble(answerData, "grade");
Index: lams_tool_assessment/src/java/org/lamsfoundation/lams/tool/assessment/service/IAssessmentService.java
===================================================================
diff -u -rb9300513239d652c59e3bfd190d0973295844f37 -r36e9121497b2c963250d22ec0f660fd66934182e
--- lams_tool_assessment/src/java/org/lamsfoundation/lams/tool/assessment/service/IAssessmentService.java	(.../IAssessmentService.java)	(revision b9300513239d652c59e3bfd190d0973295844f37)
+++ lams_tool_assessment/src/java/org/lamsfoundation/lams/tool/assessment/service/IAssessmentService.java	(.../IAssessmentService.java)	(revision 36e9121497b2c963250d22ec0f660fd66934182e)
@@ -498,6 +498,8 @@
      */
     String getMessage(String key);
 
+    String getMessage(String key, Object[] args);
+
     /**
      * Get the definitions for possible output for an activity, based on the toolContentId. These may be definitions
      * that are always available for the tool (e.g. number of marks for Multiple Choice) or a custom definition created
Index: lams_tool_assessment/src/java/org/lamsfoundation/lams/tool/assessment/web/controller/MonitoringController.java
===================================================================
diff -u -r2fe063fefbb629bb00bfa6781e3bfb9071aba7b9 -r36e9121497b2c963250d22ec0f660fd66934182e
--- lams_tool_assessment/src/java/org/lamsfoundation/lams/tool/assessment/web/controller/MonitoringController.java	(.../MonitoringController.java)	(revision 2fe063fefbb629bb00bfa6781e3bfb9071aba7b9)
+++ lams_tool_assessment/src/java/org/lamsfoundation/lams/tool/assessment/web/controller/MonitoringController.java	(.../MonitoringController.java)	(revision 36e9121497b2c963250d22ec0f660fd66934182e)
@@ -25,6 +25,7 @@
 
 import java.io.IOException;
 import java.util.ArrayList;
+import java.util.Arrays;
 import java.util.Date;
 import java.util.LinkedList;
 import java.util.List;
@@ -45,6 +46,9 @@
 import org.lamsfoundation.lams.qb.dto.QbStatsActivityDTO;
 import org.lamsfoundation.lams.qb.model.QbQuestion;
 import org.lamsfoundation.lams.qb.service.IQbService;
+import org.lamsfoundation.lams.rating.model.Rating;
+import org.lamsfoundation.lams.rating.model.RatingCriteria;
+import org.lamsfoundation.lams.rating.service.IRatingService;
 import org.lamsfoundation.lams.tool.assessment.AssessmentConstants;
 import org.lamsfoundation.lams.tool.assessment.dto.AssessmentResultDTO;
 import org.lamsfoundation.lams.tool.assessment.dto.AssessmentUserDTO;
@@ -70,6 +74,7 @@
 import org.lamsfoundation.lams.util.ConfigurationKeys;
 import org.lamsfoundation.lams.util.DateUtil;
 import org.lamsfoundation.lams.util.JsonUtil;
+import org.lamsfoundation.lams.util.NumberUtil;
 import org.lamsfoundation.lams.util.WebUtil;
 import org.lamsfoundation.lams.util.excel.ExcelSheet;
 import org.lamsfoundation.lams.util.excel.ExcelUtil;
@@ -104,6 +109,9 @@
     @Autowired
     private IQbService qbService;
 
+    @Autowired
+    private IRatingService ratingService;
+
     @RequestMapping("/summary")
     public String summary(HttpServletRequest request, HttpServletResponse response) {
 
@@ -190,7 +198,7 @@
 	    request.setAttribute("maxOptionsInQuestion", maxOptionsInQuestion);
 
 	    int totalNumberOfUsers = service.getCountUsersByContentId(contentId);
-	    
+
 	    Set<QuestionDTO> questionDtos = new TreeSet<>();
 	    for (AssessmentQuestion question : assessment.getQuestions()) {
 		QuestionDTO questionDto = new QuestionDTO(question);
@@ -231,9 +239,10 @@
 	    return null;
 	}
 	Long contentId = (Long) sessionMap.get(AssessmentConstants.ATTR_TOOL_CONTENT_ID);
-	QuestionSummary questionSummary = service.getQuestionSummary(contentId, questionUid);
 
+	QuestionSummary questionSummary = service.getQuestionSummary(contentId, questionUid);
 	request.setAttribute(AssessmentConstants.ATTR_QUESTION_SUMMARY, questionSummary);
+
 	return "pages/monitoring/parts/questionsummary";
     }
 
@@ -420,6 +429,7 @@
     /**
      * Refreshes user list.
      */
+    @SuppressWarnings("unchecked")
     @RequestMapping("/getUsersByQuestion")
     public String getUsersByQuestion(HttpServletRequest request, HttpServletResponse res)
 	    throws IOException, ServletException {
@@ -428,6 +438,7 @@
 
 	Long sessionId = WebUtil.readLongParam(request, "sessionId");
 	Long questionUid = WebUtil.readLongParam(request, "questionUid");
+	AssessmentQuestion question = service.getAssessmentQuestionByUid(questionUid);
 
 	// Getting the params passed in from the jqGrid
 	int page = WebUtil.readIntParam(request, CommonConstants.PARAM_PAGE);
@@ -479,6 +490,22 @@
 	int totalPages = Double.valueOf(Math.ceil(Double.valueOf(countSessionUsers) / Double.valueOf(rowLimit)))
 		.intValue();
 
+	Long ratingCriteriaId = null;
+	if (question.isGroupsAnswersDisclosed()) {
+	    // Assessment currently supports only one place for ratings.
+	    // It is rating other groups' answers on results page.
+	    // Criterion gets automatically created in learner and there must be only one.
+	    List<RatingCriteria> criteria = ratingService.getCriteriasByToolContentId(assessment.getContentId());
+	    if (criteria.size() > 2) {
+		throw new IllegalArgumentException("There can be only one criterion for an Assessment activity. "
+			+ "If other criteria are introduced, the criterion for rating other groups' answers needs to become uniquely identifiable.");
+	    }
+
+	    if (!criteria.isEmpty()) {
+		ratingCriteriaId = criteria.get(0).getRatingCriteriaId();
+	    }
+	}
+
 	ArrayNode rows = JsonNodeFactory.instance.arrayNode();
 	int i = 1;
 	for (AssessmentUserDTO userDto : userDtos) {
@@ -500,8 +527,37 @@
 		    userData.add(questionResult.getConfidenceLevel());
 		}
 
+		// show average rating
+		if (question.isGroupsAnswersDisclosed()) {
+		    String starString = "-";
+		    if (ratingCriteriaId != null) {
+			List<Rating> ratings = ratingService.getRatingsByCriteriasAndItems(
+				Arrays.asList(ratingCriteriaId), Arrays.asList(questionResultUid));
+			if (!ratings.isEmpty()) {
+			    int numberOfVotes = ratings.size();
+			    double ratingSum = ratings.stream().mapToDouble(Rating::getRating).sum();
+			    String averageRating = NumberUtil
+				    .formatLocalisedNumberForceDecimalPlaces(ratingSum / numberOfVotes, null, 2);
+
+			    starString = "<div class='rating-stars-holder'>";
+			    starString += "<div class='rating-stars-disabled rating-stars-new' data-average='"
+				    + averageRating + "' data-id='" + ratingCriteriaId + "'>";
+			    starString += "</div>";
+			    starString += "<div class='rating-stars-caption' id='rating-stars-caption-"
+				    + ratingCriteriaId + "' >";
+			    String msg = service.getMessage("label.average.rating",
+				    new Object[] { averageRating, numberOfVotes });
+			    starString += msg;
+			    starString += "</div>";
+			}
+		    }
+		    userData.add(starString);
+		}
+
 		userData.add(AssessmentEscapeUtils.printResponsesForJqgrid(questionResult));
-		if (userDto.getPortraitId() != null) {
+		if (userDto.getPortraitId() == null) {
+		    userData.add("");
+		} else {
 		    userData.add(userDto.getPortraitId());
 		}
 
Index: lams_tool_assessment/web/pages/monitoring/parts/questionsummary.jsp
===================================================================
diff -u -r4a2902072e80bc9fcfd6534115751829210e2153 -r36e9121497b2c963250d22ec0f660fd66934182e
--- lams_tool_assessment/web/pages/monitoring/parts/questionsummary.jsp	(.../questionsummary.jsp)	(revision 4a2902072e80bc9fcfd6534115751829210e2153)
+++ lams_tool_assessment/web/pages/monitoring/parts/questionsummary.jsp	(.../questionsummary.jsp)	(revision 36e9121497b2c963250d22ec0f660fd66934182e)
@@ -9,6 +9,8 @@
 <lams:html>
 	<lams:head>
 		<%@ include file="/common/header.jsp"%>
+		<lams:css suffix="jquery.jRating"/>
+		
 		<link type="text/css" href="${lams}css/jquery-ui-bootstrap-theme.css" rel="stylesheet">
 		<link type="text/css" href="${lams}css/free.ui.jqgrid.min.css" rel="stylesheet">
 		<link type="text/css" href="${lams}css/jquery.jqGrid.confidence-level-formattter.css" rel="stylesheet">
@@ -37,11 +39,26 @@
 				LABEL_SURE : '<fmt:message key="label.sure" />',
 				LABEL_VERY_SURE : '<fmt:message key="label.very.sure" />'
 			};
+			
+			//var for jquery.jRating.js
+			var pathToImageFolder = "${lams}images/css/";
+			
+			//vars for rating.js
+			var MAX_RATES = 0,
+				MIN_RATES = 0,
+				COMMENTS_MIN_WORDS_LIMIT = 0,
+				LAMS_URL = '',
+				COUNT_RATED_ITEMS = 0,
+				COMMENT_TEXTAREA_TIP_LABEL = '',
+				WARN_COMMENTS_IS_BLANK_LABEL = '',
+				WARN_MIN_NUMBER_WORDS_LABEL = '';
 		</script>
 		<script type="text/javascript" src="${lams}includes/javascript/free.jquery.jqgrid.min.js"></script>
 	 	<script type="text/javascript" src="${lams}includes/javascript/jquery.jqGrid.confidence-level-formattter.js"></script>
 	 	<script type="text/javascript" src="${lams}includes/javascript/portrait.js"></script>
-	 	<script type="text/javascript" src="<lams:LAMSURL/>includes/javascript/Sortable.js"></script>
+	 	<script type="text/javascript" src="${lams}includes/javascript/Sortable.js"></script>
+	 	<script type="text/javascript" src="${lams}includes/javascript/jquery.jRating.js"></script>
+		<script type="text/javascript" src="${lams}includes/javascript/rating.js"></script>
   	    <script>
   	    	var isEdited = false;
   	    	var previousCellValue = "";
@@ -69,6 +86,9 @@
 		  			   		<c:if test="${assessment.enableConfidenceLevels}">
 		  			   			"<fmt:message key="label.confidence" />",
 		  			  		</c:if>
+			  			   	<c:if test="${questionDto.groupsAnswersDisclosed}">
+		  			   			"<fmt:message key="label.answer.rating.title" />",
+		  			  		</c:if>
 		  			   		"<fmt:message key="label.monitoring.user.summary.response" />",
 	  						'portraitId'
 	  					],
@@ -81,7 +101,10 @@
 	  		  			   	<c:if test="${sessionMap.assessment.enableConfidenceLevels}">
 			  			   		{name:'confidence', index:'confidence', width: 80, search:false, classes: 'vertical-align', formatter: gradientNumberFormatter},
 			  			  	</c:if>
-			  			   	{name:'response', index:'response', width:427, sortable:false, search:false},
+				  			<c:if test="${questionDto.groupsAnswersDisclosed}">
+				  				{name:'rating', index:'rating', width:120, align:"center", search:false},
+		  			  		</c:if>
+			  			   	{name:'response', index:'response', width:400, sortable:false, search:false},
 		  				   	{name:'portraitId', index:'portraitId', width:0, hidden: true}
 	  				   	],
 	  				   	multiselect: false,
@@ -119,6 +142,7 @@
 	  				  		}
 	  					},
   						loadComplete: function () {
+  							initializeJRating();
   					   	 	initializePortraitPopover('<lams:LAMSURL/>');
   					    }	  				  	
 	  				})
@@ -192,11 +216,7 @@
     		}
     		
     		function userNameFormatter (cellvalue, options, rowObject) {
-    			<c:choose><c:when test="${assessment.enableConfidenceLevels}">
-    			var portraitId = rowObject[6];
-    			</c:when><c:otherwise>
-    			var portraitId = rowObject[5];
-    			</c:otherwise></c:choose>
+    			var portraitId = rowObject[rowObject.length - 1];
     			return definePortraitPopover(portraitId, rowObject[0], rowObject[2]);
     		}