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R Programming Basic: Exercises, Practice, Solution

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R Programming Basic [27 exercises with solution]

1. Write a R program to take input from the user (name and age) and display the values. Also print the version of R installation. Go to the editor
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2. Write a R program to get the details of the objects in memory. Go to the editor
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3. Write a R program to create a sequence of numbers from 20 to 50 and find the mean of numbers from 20 to 60 and sum of numbers from 51 to 91. Go to the editor
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4. Write a R program to create a vector which contains 10 random integer values between -50 and +50. Go to the editor
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5. Write a R program to get the first 10 Fibonacci numbers. Go to the editor
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6. Write a R program to get all prime numbers up to a given number (based on the sieve of Eratosthenes). Go to the editor
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7. Write a R program to print the numbers from 1 to 100 and print "Fizz" for multiples of 3, print "Buzz" for multiples of 5, and print "FizzBuzz" for multiples of both. Go to the editor
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8. Write a R program to extract first 10 english letter in lower case and last 10 letters in upper case and extract letters between 22nd to 24th letters in upper case. Go to the editor
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9. Write a R program to find the factors of a given number. Go to the editor
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10. Write a R program to find the maximum and the minimum value of a given vector. Go to the editor
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11. Write a R program to get the unique elements of a given string and unique numbers of vector. Go to the editor
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12. Write a R program to create three vectors a,b,c with 3 integers. Combine the three vectors to become a 3×3 matrix where each column represents a vector. Print the content of the matrix. Go to the editor
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13. Write a R program to create a list of random numbers in normal distribution and count occurrences of each value. Go to the editor
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14. Write a R program to read the .csv file and display the content. Go to the editor
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15. Write a R program to create three vectors numeric data, character data and logical data. Display the content of the vectors and their type. Go to the editor
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16. Write a R program to create a 5 x 4 matrix , 3 x 3 matrix with labels and fill the matrix by rows and 2 × 2 matrix with labels and fill the matrix by columns. Go to the editor
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17. Write a R program to create an array, passing in a vector of values and a vector of dimensions. Also provide names for each dimension. Go to the editor
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18. Write a R program to create an array with three columns, three rows, and two "tables", taking two  vectors as input to the array.  Print the array. Go to the editor
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19. Write a R program to create a list of elements using vectors, matrices and a functions. Print the content of the list. Go to the editor
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20. Write a R program to draw an empty plot and an empty plot specify the axes limits of the graphic. Go to the editor
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21. Write a R program to create a simple bar plot of five subjects marks. Go to the editor
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22. Write a R program to create  bell curve of a random normal distribution. Go to the editor
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23. Write a R program to compute sum, mean and product of a given vector elements. Go to the editor
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24. Write a R program to create a list of heterogeneous data, which include character, numeric and logical vectors. Print the lists.Go to the editor
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25. Write a R program to create a Dataframes which contain details of 5 employees and display the details.Go to the editor
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26. Write a R program to create a Data Frames which contain details of 5 employees and display summary of the data.Go to the editor
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27. Write a R program to create the system's idea of the current date with and without time.Go to the editor
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R Programming Code Editor:


More to Come !

Do not submit any solution of the above exercises at here, if you want to contribute go to the appropriate exercise page.