Chap 5 Review

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

Exercise 1 Which of these pattern-book functions has a discontinuity?

\(g(x) \equiv x^{-1}\)       \(g(x) \equiv - x^1\)       \(\text{dnorm}(x)\)       \(\sin(x)\)      

question id: M3-01

Exercise 2 What is the period of the \(\sin()\) function?

1       \(2/\pi\)       \(\pi/2\)       \(\pi\)       \(2 \pi\)      

question id: M3-02

Exercise 3 Which of the pattern-book functions has value very near zero over almost all of its domain?

\(\text{dnorm()}\)       \(\sin()\)       \(e^x\)       \(\ln()\)      

question id: M3-03

Exercise 4 Which of these pattern-book functions has value very near zero over almost half of its domain?

\(\text{pnorm()}\)       \(\ln()\)       \(x^{-1}\)       \(x^{2}\)      

question id: M3-04

Exercise 5 Which of these pattern-book functions has value very near zero over almost half of its domain?

\(e^x\)       \(\ln()\)       \(x^{-1}\)       \(x^{2}\)      

question id: M3-05

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