In Costa Rica, before 2016 the subject of statistics was not included in the national high school tests in Mathematics. As of 2016, the test, consisting of 60 items, includes 9 statistical items. On the other hand, teachers in their lessons usually use traditional expository methods, mediated by the use of a blackboard and printed materials. In this context, a need to create and implement new teaching techniques in this area was evident, for which a Multimedia Instructional Unit in Statistics was developed and applied through the eXeLearning technological tool. The instructional unit was applied to a group of 30 students belonging to the high school diploma for adults program from the region of Turrialba in Costa Rica. We used a qualitative, interpretive and naturalistic method based on the generation of analysis categories. It was determined that a simple way to show the information and...

In Costa Rica, before 2016 the subject of statistics was not included in the national high school tests in Mathematics. As of 2016, the test, consisting of 60 items, includes 9 statistical items. On the other hand, teachers in their lessons usually use traditional expository methods, mediated by the use of a blackboard and printed materials. In this context, a need to create and implement new teaching techniques in this area was evident, for which a Multimedia Instructional Unit in Statistics was developed and applied through the eXeLearning technological tool. The instructional unit was applied to a group of 30 students belonging to the high school diploma for adults program from the region of Turrialba in Costa Rica. We used a qualitative, interpretive and naturalistic method based on the generation of analysis categories. It was determined that a simple way to show the information and...