Q) You can use Madlib linear regression analysis. What value does the statement re-SELECT (linregr (depvar, indepvar)) R2 by zeta1 ?.
a) perfection attack
c) standard error
d) P value
Q) What data access are an example of quasi-structured data?
a) Web server log
b) XML data file
c) database table
d) news article
Q) What would be considered “big data”?
a) OLAP cube contains client demographic information 100, 000, 000 customers
b) Daily log files from a Web server, which receives 100,000 hits per minute
c) Aggregate statistics are stored in a relational database table
d) Tables containing the monthly sales data for Global 100 companies
Q) A computer scientists plan to classify feeling polarity of 10,000 responses received from the Internet. What is the most appropriate model to use? Let us assume that the labeled training data is available.
a) Bayesian classifier NaÃƒÆ’Ã‚Â¯ve
b) linear regression
c) Returns logistics
d) K-means clustering