examine the column and determine, not necessarily by statistical method, the number of outliers

INSTRUCTIONS TO CANDIDATES

ANSWER ALL QUESTIONS

Given any dataset what are some of the methods to handle outliers

b) Given any dataset what are some of the methods to handle missing observations

c) For each column in the red-wine.csv, examine the column and determine, not necessarily by statistical method, the number of outliers, if any, and how you might consider handling them?

d) In the red-wine.csv dataset, how many records have missing observations, what would you do with these? Hint: Look up the complete.cases() function in R.

e) Normalize the data set and produce a covariance and correlation matrix

Attachments:

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