using R studio

O . Insert Run Preview - Indexing and Segencing 62- 63 64- Indexing 65 [r] 66 X_V[1] 67 X_V[3] 68 - ### Question: show the second element in vector 69 x_v 70 X_V[1:3] 71 X_V[2:4) 72 - ### Question: show the third element in vector y v 73 74 75 - ## Sequences 76 77 Basic 1-by-1 integer sequences are constructed with the ":" operator: 79 - ### Question: make a sequence from 1 to 10 89 1:10 81 82 - ### Question: make a sequence from 2:25 83 84 - ### Question: show the second, third, and fourth element in vector y using sequencing. 86 - ## Missing value 88 - ### Question: assign a vector of (1, 2, NA, NA) to a vector variable x_NA 89 98 - ### Question: show the third element of vector 93 - # Data frames 95 Data frame is table in a spreadsheet 97 - ## Data frame 99 A rectangular object comprised of columns of varying data types ("variables") and rows that each have a value Cor missing value) in each column ("obervations"). 103 101 . ### Question: create a data frame called x.df which uses XV. y_ and z vos columns 102 103 - ## Indexing data frame 104 105 ### Question, show the element at second row and third column of x.df 186 107. *** Question: show entire second row of x.df 188 109.4 Question: show entire first column of x.df 110 111 1041 Indexing data frame R Markdown