its 632 20 intro to data mining discussion

Primary Task Response: Within the Discussion Board area, write 400–600 words that respond to the following questions with your thoughts, ideas, and comments. This will be the basis for future discussions by your classmates. Be substantive and clear and use examples to reinforce your ideas.

Note: Need to be submitted in the APA formatting.

Discussion Question

Chapter 10 discussed about avoiding false discoveries. It explained a null hypothesis as a general statememt that the desired interest is not true.The null hypothesis is assumed to be true until there is suffient evidence to indicate otherwise. Thus, declaring the null hypothesis is the first stepin the framework of significance testing.

(1) Explain the following six types of signficance testing by giving examples:- Test Statistic- Null distribution- Critical Region- Type I an Type II Errors- False DIscovery rate (FDR)- Chi-Squared Test

(2) List and explain the four challenges of statistical testing.

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