Data - is where information refers to facts that are collected, analyzed, and interpreted for various purposes.
Datasets - are organized collection of data that is proved to be more useful to organizations.
TYPES OF DATA SETS
Numerical Datasets
Bivariate Datasets
Multivariate Datasets
Categorical Datasets
Correlational Datasets
STATISTICS AS A FIELD OF STUDY - Deemed as a meta-science or meta-language that aims to collect, analyze, summarize and interpret data.(Stephenson 2000)
STATISTICSINBUSINESS - Never ending process to make an idea more accurate and acceptable to serve as bridge between initial and informed business judgement. (Heyworth 1950)
2 BRACNHES OF STATISTICS
DESCRIPTIVE STATISTICS
INFERENTIAL STATISTICS
Descriptive statistics
Purpose: Help describe and summarize the parameters of the population or statistics of the sample.
Inferential statistics
Purpose: Inferential statistics is used to estimateparameters and testhypothesis with the data from the samples. This can lead to the generalization of data to the population.