Statistical Methods (261116)
Learning Outcomes
Curricular Unit (UC) of Statistical Methods has as main objective to provide students of scientific knowledge in statistics. The object of statistical study are phenomena or events that are characterized by uncertainty and it is therefore essential to provide students with information enabling them to predict and estimate, as accurately as possible, the results from the studies in communication, as well as in the business.Study Program
I - The object of statistics: basic concepts1. Historical evolution of statistical
2. The object of the statistical
3. Population and sample
4. Censuses and surveys
II - The level of the
1. Variables
2. Scales of measurement
III - Univariate descriptive statistics
1. Frequency distribution
2. Measures of central tendency
3. Measurements dispersion
4. Skewness and kurtosis
5. Normal distribution
6. Analysis and representation of data
IV- Statistical Decision Theory: Fundamental Concepts
1. Concept of probability
2. Confidence Intervals
3. Statistical hypotheses
4. Significance (p value)
5. Correlation
a. Product-moment Brawais Pearson and Spearman-Rho Rank
6. Parametric and nonparametric tests
a. Student t test (design related and unrelated)
b. ANOVA
c. U Mann-Whitney
d. Wilcoxon test
e. McNemar test
f. Chi-square
g. Cochran Q test
h. Kruskal-Wallis
Bibliography
MAIN REFERENCES:Maroco, J. (2003). Análise estatística com utilização do SPSS. Lisboa: Edições Sílabo.
Martinez, L., & Ferreira, A. (2007). Análise de dados com SPSS – Primeiros passos. Lisboa: Escolar Editora.
Pereira, A. (1999). SPSS – Guia prático de utilização - Análise de dados para Ciências Sociais e Psicologia. Lisboa: Edições Sílabo.
Pallant, J. (2001). SPSS Survival Manual – A Step by Step Guide to Data Analysis Using SPSS for Windows. Philadelphia: Open University Press.