Chap 9 Review

\[ \newcommand{\dnorm}{\text{dnorm}} \newcommand{\pnorm}{\text{pnorm}} \newcommand{\recip}{\text{recip}} \]

Figure 1: .

Exercise 1 Which of the following tilde-expressions could be used to generate the graph in Figure 1?

ifelse(x > 1, 1, x^2) ~ x

ifelse(x > 0, sin(x), x) ~ x

ifelse(abs(x) > 1, x, x^3) ~ x

ifelse(abs(x) > 1, x^3, x) ~ x

ifelse(abs(x) > 1, x, exp(x^2)) ~ x 

question id: drill-Piecewise-1

Figure 2: .

Exercise 2 Which of the following tilde-expressions could be used to generate the graph in Figure 2?

ifelse(x > 1, 1, x^2) ~ x

ifelse(x > 0, sin(x), x) ~ x

ifelse(abs(x) > 1, x, x^3) ~ x

ifelse(abs(x) > 1, x^3, x) ~ x

ifelse(abs(x) > 1, x, exp(x^2)) ~ x 

question id: drill-Piecewise-2

Figure 3: .

Exercise 3 Which of the following tilde-expressions could be used to generate the graph in Figure 3?

ifelse(x > 1, 1, x^2) ~ x

ifelse(x > 0, sin(x), x) ~ x

ifelse(abs(x) > 1, x, x^3) ~ x

ifelse(abs(x) > 1, x^3, x) ~ x

ifelse(abs(x) > 1, x, exp(x^2)) ~ x 

question id: drill-Piecewise-3

Figure 4: .

Exercise 4 Which of the following tilde-expressions could be used to generate the graph in Figure 4?

ifelse(x > 1, 1, x^2) ~ x

ifelse(x > 0, sin(x), x) ~ x

ifelse(abs(x) > 1, x, x^3) ~ x

ifelse(abs(x) > 1, x^3, x) ~ x

ifelse(abs(x) > 1, x, exp(x^2)) ~ x 

question id: drill-Piecewise-4

Figure 5: .

Exercise 5 Which of the following tilde-expressions could be used to generate the graph in Figure 5?

ifelse(x > 1, 1, x^2) ~ x

ifelse(x > 0, sin(x), x) ~ x

ifelse(abs(x) > 1, x, x^3) ~ x

ifelse(abs(x) > 1, x^3, x) ~ x

ifelse(abs(x) > 1, x, exp(x^2)) ~ x

question id: drill-Piecewise-5

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