This is Quiz 1 from the Data Scientist’s toolbox course within the Data Science Specialization. This publication is intended as a learning resource, all answers are documented and explained.
1. Which of the following are courses in the Data Science Specialization? Select all that apply.
Getting and Cleaning Data
Developing Data Products
R programming
Self-explanatory
2. Why are we using R for the course track? Select all that apply.
R is free.
R has a large number of add on packages that are useful for data analysis.
R has a nice IDE, Rstudio.
R is open source and has a great community and IDE.
3. What are good ways to find answers to questions in this course track? Select all that apply.
Searching Google.
Posting to the course discussion forum
Searching Stack Overflow
Self-explanatory
4. What are characteristics of good questions on the message boards? Select all that apply.
Is very specific.
Is polite and courteous.
Self-explanatory
5. Which of the following packages provides machine learning functionality? Select all that apply
kernlab
pamr
rpart
Check Here: http://www.kdnuggets.com/2015/06/top-20-r-machine-learning-packages.html for a more comprehensive list.
Check out my website at: http://www.ryantillis.com/