Chap 8 Review

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

Exercise 1 What is the period of the function \(\sin(6\pi t)\)?

1/3       1/2       2       3       6      

question id: drill-Quiz-2-15

Exercise 2 What is the period of \(g(t)\)? \[g(t) \equiv \frac{5}{\sin(2 \pi t)}\]

1       5       \(2 \pi/5\)       \(5/2\pi\)       \(g(t)\) isn’t periodic.      

question id: drill-Quiz-2-13

Exercise 3 What is the period of \(g(t)\)? \[g(t) \equiv \text{dnorm}\left(\frac{2\pi}{5}(t-3)\right)\]

1       5       \(2 \pi/5\)       \(5/2\pi\)       \(g(t)\) isn’t periodic.      

question id: drill-Quiz-2-12

Figure 1: .

Exercise 4 One of the following choices is the standard deviation of the function graphed in Figure fig-rev2-04. Which one?

0       1       2       3       4      

question id: drill-Quiz-2-8

Figure 2: .

Exercise 5 What is the value of the parameter “mean” for the function shown in Figure fig-rev2-06?

-2       -1       0.5       1       2       “mean” is not a parameter of this function.      

question id: drill-M06-1

Figure 3: .

Exercise 6 What is the value of the parameter “sd” for the function shown in Figure fig-M06-01?

-2       -1       0.5       1       2       “sd” is not a parameter of this function.      

question id: drill-M06-2

Figure 4: .

Exercise 7 What is the value of the parameter “mean” for the function shown in Figure fig-M06-02?

-2       -1       0.5       1       2       “mean” is not a parameter of this function.      

question id: drill-M06-3

Exercise 8 What is the value of the parameter “sd” for the function shown in Figure fig-M06-02

-2       -1       0.5       1       2       “sd” is not a parameter of this function.      

question id: drill-M06-4

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