Examples with ChoiceStatistics org.olat.ims.qti21.model.statistics.ChoiceStatistics used on opensource projects

Example 6 with ChoiceStatistics

use of org.olat.ims.qti21.model.statistics.ChoiceStatistics in project openolat by klemens.

the class QTI21StatisticsManagerImpl method getChoiceInteractionStatistics.

@Override
public List<ChoiceStatistics> getChoiceInteractionStatistics(String itemRefIdent, AssessmentItem assessmentItem, ChoiceInteraction choiceInteraction, QTI21StatisticSearchParams searchParams) {
    List<RawData> results = getRawDatas(itemRefIdent, choiceInteraction.getResponseIdentifier().toString(), searchParams);
    List<SimpleChoice> simpleChoices = choiceInteraction.getSimpleChoices();
    long[] counts = new long[simpleChoices.size()];
    for (int i = counts.length; i-- > 0; ) {
        counts[i] = 0l;
    }
    for (RawData result : results) {
        Long numOfAnswers = result.getCount();
        ;
        if (numOfAnswers != null && numOfAnswers.longValue() > 0) {
            String stringuifiedResponse = result.getStringuifiedResponse();
            for (int i = simpleChoices.size(); i-- > 0; ) {
                String identifier = simpleChoices.get(i).getIdentifier().toString();
                if (stringuifiedResponse.contains(identifier)) {
                    counts[i] += numOfAnswers.longValue();
                }
            }
        }
    }
    List<ChoiceStatistics> choicesStatistics = new ArrayList<>();
    for (int i = 0; i < simpleChoices.size(); i++) {
        choicesStatistics.add(new ChoiceStatistics(simpleChoices.get(i), counts[i]));
    }
    return choicesStatistics;
}

Example 7 with ChoiceStatistics

use of org.olat.ims.qti21.model.statistics.ChoiceStatistics in project openolat by klemens.

the class ChoiceInteractionStatisticsController method getMultipleChoice.

private Series getMultipleChoice(StatisticsItem itemStats) {
    List<ChoiceStatistics> statisticResponses = getChoiceInteractionStatistics();
    BarSeries d1 = new BarSeries("bar_green", "green", translate("answer.correct"));
    BarSeries d2 = new BarSeries("bar_red", "red", translate("answer.false"));
    BarSeries d3 = new BarSeries("bar_grey", "grey", translate("answer.noanswer"));
    boolean survey = QTIType.survey.equals(resourceResult.getType());
    int numOfParticipants = resourceResult.getQTIStatisticAssessment().getNumOfParticipants();
    int notAnswered = numOfParticipants - (itemStats == null ? 0 : itemStats.getNumOfResults());
    List<Identifier> correctAnswers = CorrectResponsesUtil.getCorrectIdentifierResponses(assessmentItem, interaction);
    int i = 0;
    List<ResponseInfos> responseInfos = new ArrayList<>();
    for (ChoiceStatistics statisticResponse : statisticResponses) {
        Choice choice = statisticResponse.getChoice();
        String text = getAnswerText(choice);
        boolean correct = correctAnswers.contains(choice.getIdentifier());
        double answersPerAnswerOption = statisticResponse.getCount();
        double rightA;
        double wrongA;
        if (survey) {
            rightA = answersPerAnswerOption;
            wrongA = 0d;
        } else if (correct) {
            rightA = answersPerAnswerOption;
            wrongA = numOfParticipants - notAnswered - answersPerAnswerOption;
        } else {
            // minus negative points are not answered right?
            rightA = numOfParticipants - notAnswered - answersPerAnswerOption;
            wrongA = answersPerAnswerOption;
        }
        String label = Integer.toString(++i);
        d1.add(rightA, label);
        d2.add(wrongA, label);
        d3.add(notAnswered, label);
        Float pointsObj;
        if (survey) {
            pointsObj = null;
        } else {
            Double mappedValue = CorrectResponsesUtil.getMappedValue(assessmentItem, interaction, choice);
            if (mappedValue != null) {
                pointsObj = mappedValue.floatValue();
            } else {
                pointsObj = correct ? 1.0f : 0.0f;
            }
        }
        responseInfos.add(new ResponseInfos(label, text, pointsObj, correct, survey, false));
    }
    List<BarSeries> serieList = new ArrayList<>(3);
    serieList.add(d1);
    if (!survey) {
        serieList.add(d2);
        serieList.add(d3);
    }
    Series series = new Series(serieList, responseInfos, numOfParticipants, !survey);
    series.setChartType(survey ? SeriesFactory.BAR_ANSWERED : SeriesFactory.BAR_CORRECT_WRONG_NOT);
    series.setItemCss("o_qti_scitem");
    return series;
}

Example 8 with ChoiceStatistics

use of org.olat.ims.qti21.model.statistics.ChoiceStatistics in project openolat by klemens.

the class ChoiceInteractionStatisticsController method getSingleChoice.

private Series getSingleChoice() {
    List<ChoiceStatistics> statisticResponses = getChoiceInteractionStatistics();
    boolean survey = QTIType.survey.equals(resourceResult.getType());
    int numOfParticipants = resourceResult.getQTIStatisticAssessment().getNumOfParticipants();
    List<Identifier> correctAnswers = CorrectResponsesUtil.getCorrectIdentifierResponses(assessmentItem, interaction);
    int i = 0;
    long numOfResults = 0;
    BarSeries d1 = new BarSeries();
    List<ResponseInfos> responseInfos = new ArrayList<>();
    for (ChoiceStatistics statisticResponse : statisticResponses) {
        Choice choice = statisticResponse.getChoice();
        String text = getAnswerText(choice);
        double ans_count = statisticResponse.getCount();
        numOfResults += statisticResponse.getCount();
        boolean correct = correctAnswers.contains(choice.getIdentifier());
        Float points;
        String cssColor;
        if (survey) {
            points = null;
            cssColor = "bar_default";
        } else {
            Double mappedValue = CorrectResponsesUtil.getMappedValue(assessmentItem, interaction, choice);
            if (mappedValue != null) {
                points = mappedValue.floatValue();
            } else {
                // response.getPoints();
                points = correct ? 1.0f : 0.0f;
            }
            cssColor = correct ? "bar_green" : "bar_red";
        }
        String label = Integer.toString(++i);
        d1.add(ans_count, label, cssColor);
        responseInfos.add(new ResponseInfos(label, text, points, correct, survey, false));
    }
    if (numOfResults != numOfParticipants) {
        long notAnswered = numOfParticipants - numOfResults;
        if (notAnswered > 0) {
            String label = Integer.toString(++i);
            String text = translate("user.not.answer");
            responseInfos.add(new ResponseInfos(label, text, null, false, survey, false));
            d1.add(notAnswered, label, "bar_grey");
        }
    }
    List<BarSeries> serieList = Collections.singletonList(d1);
    Series series = new Series(serieList, responseInfos, numOfParticipants, false);
    series.setChartType(SeriesFactory.BAR_CORRECT);
    series.setItemCss("o_qti_scitem");
    return series;
}