My Report

R Programming Mock Test 7


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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Question 1 of 10

1. Which of the following creates a new ggplot plot from a data frame?

Question 1 of 10

Question 2 of 10

2. ________ modify a ggplot or theme object by adding on new components.

Question 2 of 10

Question 3 of 10

3. Point out the wrong statement?

Question 3 of 10

Question 4 of 10

4. Point out the correct statement?

Question 4 of 10

Question 5 of 10

5. Which of the following code represents count with mean of 2?

Question 5 of 10

Question 6 of 10

6. ______ evaluate the cumulative distribution function for a Normal distribution.

Question 6 of 10

Question 7 of 10

7. ________ allows you to insert debugging code into a function a specific places

Question 7 of 10

Question 8 of 10

8. _________ time is time charged to the CPU(s) for the R expression.

Question 8 of 10

Question 9 of 10

9. The final bit of output that summaryRprof() provides is the ______ interval and the total runtime.

Question 9 of 10

Question 10 of 10

10. The _____ function takes a vector or other objects and splits it into groups determined by a factor or list of factors.

Question 10 of 10


 

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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