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An Empirical Study of the Causal Relationship Between IT Investment and Firm Performance

An Empirical Study of the Causal Relationship Between IT Investment and Firm Performance. Hu, Q. and Plant, R. IRMJ, 14(3), 2001, pp. 15-26. Outline . Introduction Research background Research model and hypotheses Data and method Results Discussions Conclusions . Introduction .

615 views • 48 slides

Chapter 3

Chapters 1. Introduction 2. Graphs 3. Descriptive statistics 4. Basic probability 5. Discrete distributions 6. Continuous distributions 7. Central limit theorem 8. Estimation 9. Hypothesis testing 10. Two-sample tests 13. Linear regression

579 views • 27 slides

Multivariate Statistics Analyzing More than One Variable at a Time

Multivariate Statistics Analyzing More than One Variable at a Time. 1. Chi Square for two variables 2. T-test for two means 3. ANOVA 4. Regression. Chi-square for Two Variables. When to use: number of variables ________ scaling of variables ________ Basic Idea:

370 views • 23 slides

209 views • 7 slides