Sumários
Qualidade de dados em ambientes online e análise quantitativa de dados
23 Outubro 2024, 20:30 • Tiago Lapa
Data quality in online environments
22 Outubro 2024, 20:30 • Tiago Lapa
Perceptions about internet methods.
Quality of measurement and quality of data gathered online.
Data, information and knowledge.
Sources of data: primary and secondary.
Exercise: Discussion in class and implementation of an online survey
Amostragem, fiabilidade e validade dos dados obtidos online.
16 Outubro 2024, 20:30 • Tiago Lapa
Sampling methods, reliability and validity of data obtained online
15 Outubro 2024, 20:30 • Tiago Lapa
Ideal conditions for the application of the questionnaire survey.
Results and sampling strategy.
Sample calculation and online tools.
Practical exercise: Randomly choosing the members of a sample using Microsoft Excel.
Reliability and validity of data.
Online questionnaires and sampling methods: probabilistic and non-probabilistic.
Error types.
Practical exercise: the construction and calculation of a weight.
Construção de questionários com Qualtrics
9 Outubro 2024, 20:30 • Tiago Lapa
Construção de questionários na plataforma Qualtrics.
Exercício usando o Qualtrics.