My Report

R Programming Practice Test 8


Correct Answer: 2 points | Wrong: -1 point
Grades: A* (100% score) | A (80%-99%) | B (60%-80%) | C (40%-60%) | D (0%-40%)
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1. ________ makes it incredibly easy to fit time series models like ARIMA, ARMA, AR, Exponential Smoothing, etc.

2. Which of the following function works similar to separate()?

3. ____________ produces one-dimensional scatterplots.

4. Which of the following statement is another way to get a subset?

5. ______ let's you perform SQL queries on your R data frames.

6. Which of the following sets the size of the outer margins for the graph?

7. Which of the following is an example of a valid graphics device in R?

8. Which of the following is uniform distribution?

9. Which of the following statement find cases with no missing values?

10. What is the role of exploratory graphs in data analysis?


 

Manish Bhojasia - Founder & CTO at Sanfoundry
Manish Bhojasia, a technology veteran with 20+ years @ Cisco & Wipro, is Founder and CTO at Sanfoundry. He lives in Bangalore, and focuses on development of Linux Kernel, SAN Technologies, Advanced C, Data Structures & Alogrithms. Stay connected with him at LinkedIn.

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