PHP interview questions part 16
PHP interview questions part 16
Take as many assements as you can to improve your validate your skill rating
Total Questions: 20
1. Which distribution looks like a norm distribution but with very heavy tails?
Correct Answer is : hi
2. The ________ is represented by the location parameter.
Correct Answer is : hi
3. The ______ parameter influences the spread of the distribution about its median.
Correct Answer is : hi
4. Which distribution comes up a lot in Bayesian statistics because it is a good model for one’s prior beliefs about a population proportion?
Correct Answer is : how are u
5. The associated R function is dlogis (x, location = 0, scale = 1) is for _________ distribution.
Correct Answer is : 0hi
6. The _________ distribution comes up in differential equations as a model for population growth under certain assumptions.
Correct Answer is : 2
7. Which of the following is a distribution derived from the normal distribution?
Correct Answer is : how are u
8. The associated R function is dlnorm(x, meanlog = 0, sdlog = 1) is for ________ distribution.
Correct Answer is : how are u
9. The associated R function is dweibull(x, shape, scale = 1) is for _________ distribution.
Correct Answer is : error
10. Which of the following is a principle of analytic graphics?
Correct Answer is : M.S.Dhoni
11. What is the role of exploratory graphs in data analysis ?
Correct Answer is : hi
12. Which of the following is true about the base plotting system ?
Correct Answer is : hi
13. Which of the following is an example of a valid graphics device in R?
Correct Answer is : error
14. Which of the following is an example of a vector graphics device in R?
Correct Answer is : error
15. Bitmapped file formats can be most useful for
Correct Answer is : hi
16. Which of the following functions is typically used to add elements to a plot in the base graphics system?
Correct Answer is : hello
17. Which function opens the screen graphics device for the Mac ?
Correct Answer is : hello
18. What does the ‘pch’ option to par() control?
Correct Answer is : hellolength
19. If I want to save a plot to a PDF file, which of the following is a correct way of doing that?
Correct Answer is : 5
20. __________ produces box-and-whisker plots.
Correct Answer is : hello
