R language Analysis (ii)--Shiry R Language Second chapter after the problem analysis

Source: Internet
Author: User

Including 2.2-2.6 in the middle of the exercise, 2.2 of the third question and fourth question, there should be other solutions, but I see his topic, seems to be on the basis of A and B, so chose to use the For loop method

Do exercises, and constantly check the book, so that books are familiar with, exercise has done, feel particularly cool or ...

Answer: The second small question in the above question is a mistake, change to write D=a, have the following answer

(1) (2) (3):

(4):

(5):

Answers to 2.3 questions:

Answers to 2.4 questions:

Answer to question 2.5:

The completed answer is as follows:

1, generate plain text and CSV, and read

2. Open the generated CSV using Excel

R language Analysis (ii)--Shiry R Language Second chapter after the problem analysis

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