Abstract Functional dependencies and Normalization play an important role in relational database design. Functional dependencies are key to establishing the relationship between key and non-key attributes […]
Introduction The research methods were formed within a movement whose origin goes back to the 16th and 18th centuries and that valued the ability of rational […]
Correlation mainly refers to the connection amongst two variables. Correlations can positive or negative and they can also either be very strong or fragile in state. […]
1. What does the margin of error tell us about a sample taken from a large population? How does the confidence level for a sample outcome differ from […]