QUESTION 1

1. a) State the differences between data mining, data science and machine learning.

b) State the difference between Knowledge Discovery in Databases and Data mining.

QUESTION 2

You are expected to identify any data repository and extract one secondary dataset. You are to provide a step-by-step procedure on how to pre-process the extracted dataset and use the procedure to preprocess the extracted data.

1. a) What is data?

b) What is the difference between primary data and secondary data?

c) What is the name of the data repository you identified? Provide the repository's URL

d) Write the step-by-step procedure you will consider for preprocessing the extracted dataset.

e) Implement (d) on the extracted dataset. Upload both the original dataset and the preprocessed dataset.

f) Write the three phases for preparing the data in a text file to be called in WEKA.

g) What is the file extension for data files to be called in MATLAB, R Software, WEKA, SPSS and RapidMiner?