R Basics

Assessment
•
Mohana N
•
Mathematics
•
University
•
42 plays
•
Hard
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15 questions
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1.
MULTIPLE CHOICE
1 min • 1 pt
Which of the following command will help you to generate 10 random values between 1000 and 2000?
2.
MULTIPLE CHOICE
30 sec • 1 pt
How to find the total number of data in a variable 'x'?
3.
MULTIPLE CHOICE
45 sec • 1 pt
Which command is used to find an average value of data 'x'?
4.
MULTIPLE CHOICE
30 sec • 1 pt
What is the purpose of using head(x)?
5.
MULTIPLE CHOICE
30 sec • 1 pt
Can you choose the write command to find the value of 8/39 as 0.2051?
6.
MULTIPLE CHOICE
30 sec • 1 pt
Which of the following command is used to find 20 random values between 20 and 30 ?
7.
MULTIPLE CHOICE
30 sec • 1 pt
Which of the following command gives us the data 'x' in descending order?
8.
MULTIPLE CHOICE
30 sec • 5 pts
The function used to generate a set of random integers from the specified set of numbers without repetition is
9.
MULTIPLE CHOICE
30 sec • 1 pt
All the basic statistical information can be seen using the command_____
10.
MULTIPLE CHOICE
30 sec • 1 pt
What is the command for invoking packages in R.
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