private function getSerieData(Question $question, $answers)
{
$data = array_fill(0, $question->getScale()->getSize(), 0);
foreach ($answers as $answer) {
$data[$answer->getAnswer() - 1]++;
}
return $data;
}
private function getChoices(Question $question)
{
$choices = array();
for ($i = 1; $i <= $question->getScale()->getSize(); $i++) {
$choices[$i] = $i;
}
return $choices;
}
