Errors concerning Statistics and Probability in Spanish Secondary School Textbooks

Textbooks are considered essential, providing a hierarchical organisation of knowledge, forging the intellectual scaffolding of students and teachers alike, and playing a crucial role in compulsory education. In this paper we discuss, by means of a content analysis, the systematic errors detected in...

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Main Authors: Nuria Rico, Juan F. Ruiz-Hidalgo
Format: Article
Language:English
Published: MDPI AG 2022-12-01
Series:Applied Sciences
Subjects:
Online Access:https://www.mdpi.com/2076-3417/12/24/12719
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author Nuria Rico
Juan F. Ruiz-Hidalgo
author_facet Nuria Rico
Juan F. Ruiz-Hidalgo
author_sort Nuria Rico
collection DOAJ
description Textbooks are considered essential, providing a hierarchical organisation of knowledge, forging the intellectual scaffolding of students and teachers alike, and playing a crucial role in compulsory education. In this paper we discuss, by means of a content analysis, the systematic errors detected in the presentation of questions related to statistics and probability in Spanish secondary school textbooks on mathematics. We found some errors appear systematically in the texts, and the most common are: faulty differentiation between quantitative and qualitative variables, between discrete and continuous variables and between randomness and determinism, confused examples for the bar charts, uncritical choice for graphic representations, inaccuracies in specific vocabulary, and ignoring prior probabilities and a poor consideration about representativeness. We classify the observed errors considering that some of these errors arise from the inherent difficulty of the content and others arise from differences between mathematical and statistical thinking as well as from judgments based on heuristic rules. Knowing the existence of these errors and the reasons why they occur are key points to make them disappear from statistical lessons and to help citizens achieving true statistical literacy.
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spelling doaj.art-a5c220db050343b7bd5182f0e5cd132d2023-11-24T13:03:33ZengMDPI AGApplied Sciences2076-34172022-12-0112241271910.3390/app122412719Errors concerning Statistics and Probability in Spanish Secondary School TextbooksNuria Rico0Juan F. Ruiz-Hidalgo1Departamento de Estadística e Investigación Operativa, Universidad de Granada, 18071 Granada, SpainDepartamento de Didáctica de la Matemática, Universidad de Granada, 18071 Granada, SpainTextbooks are considered essential, providing a hierarchical organisation of knowledge, forging the intellectual scaffolding of students and teachers alike, and playing a crucial role in compulsory education. In this paper we discuss, by means of a content analysis, the systematic errors detected in the presentation of questions related to statistics and probability in Spanish secondary school textbooks on mathematics. We found some errors appear systematically in the texts, and the most common are: faulty differentiation between quantitative and qualitative variables, between discrete and continuous variables and between randomness and determinism, confused examples for the bar charts, uncritical choice for graphic representations, inaccuracies in specific vocabulary, and ignoring prior probabilities and a poor consideration about representativeness. We classify the observed errors considering that some of these errors arise from the inherent difficulty of the content and others arise from differences between mathematical and statistical thinking as well as from judgments based on heuristic rules. Knowing the existence of these errors and the reasons why they occur are key points to make them disappear from statistical lessons and to help citizens achieving true statistical literacy.https://www.mdpi.com/2076-3417/12/24/12719mathematicsstatisticseducationschool mathematics contentstatistical literacyteaching
spellingShingle Nuria Rico
Juan F. Ruiz-Hidalgo
Errors concerning Statistics and Probability in Spanish Secondary School Textbooks
Applied Sciences
mathematics
statistics
education
school mathematics content
statistical literacy
teaching
title Errors concerning Statistics and Probability in Spanish Secondary School Textbooks
title_full Errors concerning Statistics and Probability in Spanish Secondary School Textbooks
title_fullStr Errors concerning Statistics and Probability in Spanish Secondary School Textbooks
title_full_unstemmed Errors concerning Statistics and Probability in Spanish Secondary School Textbooks
title_short Errors concerning Statistics and Probability in Spanish Secondary School Textbooks
title_sort errors concerning statistics and probability in spanish secondary school textbooks
topic mathematics
statistics
education
school mathematics content
statistical literacy
teaching
url https://www.mdpi.com/2076-3417/12/24/12719
work_keys_str_mv AT nuriarico errorsconcerningstatisticsandprobabilityinspanishsecondaryschooltextbooks
AT juanfruizhidalgo errorsconcerningstatisticsandprobabilityinspanishsecondaryschooltextbooks