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题目
COMM_V 205 101 102 103 2025W1 R Review Quiz
匹配题
w <- TRUE x <- 3 y <- 3L z <- "3M" The data types of the objects created above are: 1: w 2: x 3: y 4: z
选项
A."unknown"
B."character"
C."integer"
D."alphanumeric"
E."logical"
F."double"
查看解析
标准答案
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思路分析
The question presents four objects and asks for their data types in R:
w <- TRUE
x <- 3
y <- 3L
z <- "3M"
The four items to match are labeled 1: w, 2: x, 3: y, 4: z. The list of possible type options provided is: "alphanumeric", "unknown", "double", "character", "logical", "integer".
Now we examine each item and each type option to determine which type applies.
- For item 1 (w): w was assigned TRUE, which is a logical value in R. Among the available options, the correct label is "logical". The other possibilities do not describe a boolean logical value: "double" would describe a......Login to view full explanation登录即可查看完整答案
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为了让更多留学生在备考与学习季更轻松,我们决定将Gold 会员限时免费开放至2025年12月31日!