1-2. Exercises
Ex 1. λ€μ λμ λΆν¬νμ μλ‘λ λͺ¨λ λ°μ΄ν° μμΉλ₯Ό λμ΄νλΌ.
x 21 22 23 24 25
f 1 5 6 4 2
[Solution]
21 22 22 22 22 22 23 23 23 23 23 23 24 24 24 24 25 25
Ex 2. λ€μ λμ λΆν¬νμ μλ‘λ λͺ¨λ λ°μ΄ν° μμΉλ₯Ό λμ΄νλΌ.
x 97 98 99 100 101 102 103 105
f 7 5 2 4 2 2 1 1
[Solution]
97 97 97 97 97 97 97 98 98 98 98 98 99 99 100 100 100 100 101 101 102 102 103 105
Ex 3. λ€μμ λ°μ΄ν° μΈνΈμ λν λμ λΆν¬νλ₯Ό μμ±νλΌ.
22 25 22 27 24 23 26 24 22 24 26
[Solution]
x <- c(22, 25, 22, 27, 24, 23, 26, 24, 22, 24, 26)
table(x)
Ex 4. λ€μμ λ°μ΄ν° μΈνΈμ λν λμ λΆν¬νλ₯Ό μμ±νλΌ.
1 5 2 3 5 1 4 4 4 3 2 5 1 3 2 1 1 1 2
[Solution]
x <- c(1, 5, 2, 3, 5, 1, 4, 4, 4, 3, 2, 5, 1, 3, 2, 1, 1, 1, 2)
table(x)
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