You are performing a market basket analysis using the Apriori algorithm. Which measure is a ratio describing
the how many more times two items are present together than would be expected if those two items are
statistically independent?

In which lifecycle stage are appropriate analyticaltechniques determined?

What is Hadoop?

You are using k-means clustering to classify heart patients for a hospital. You have chosen Patient Sex,
Height, Weight, Age and Income as measures and haveused 3 clusters. When you create a pair-wise plot of
the clusters, you notice that there is significant overlap between the clusters. What should you do?

How does Pig’s use of a schema differ from that of a traditional RDBMS?

You are provided four different datasets. Initial analysis on these datasets show that they have identical mean,
variance and correlation values. What should your next step in the analysis be?

You are asked to create a model to predict the total number of monthly subscribers for a specific magazine.
You are provided with 1 year’s worth of subscription and payment data, user demographic data, and 10 years
worth of content of the magazine (articles and pictures). Which algorithm is the most appropriate for building a
predictive model for subscribers?

Which word or phrase completes the statement? Structured data is to OLAP data as quasi-structured datais
to____

What describes a true property of Logistic Regression method?

You have been assigned to do a study of the daily revenue effect of a pricing model of online transactions. You
have tested all the theoretical models in the previous model planning stage, and all tests have yielded
statistically insignificant results. What is your next step?