Can anyone help me with those questions?

Obs: It can be any data model, as long I follow the instructions. However I have no clue on how to even start that. Can you guys help me with that?

Question 1 (8 points) Please follow the instructions using the WEKA program and submit the result in MS word format. a. Using Iris.arff (Program Files->Weka-3-8-5->data), create a decision tree and describe the results.

b. Using vote.arff (Program Files->Weka-3-8-5->data), find association rules for the data and describe the results.

c. Using Iris.arff, perform the K-means cluster analysis and describe the results (Please don't include 'class' variable).

Question 2 (2 points) Explain the concept of a topic model and provide its potential applications, which are not mentioned in the module.