R Programming Practice Test 9

1. ________ performs class prediction based on microarray data and clinical parameters

2. ________ function carries out a chi-square test.

3. Which of the following package combine multi-dimensional arrays?

4. ________ is used to view packages currently loaded.

5. Which of the following adds marginal sums to an existing table?

6. Which of the following syntax is used to install forecast package?

7. Which of the following builds empirical cumulative distribution function?

8. ______ specializes in converting data from wide to long format.

9. In practice, Line of best fit or regression line is found when _____________

10. _________ is used to convert wide data to long data.