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Math Problems
Algebra 2
Analyze the results of an experiment using simulations
Alderwoman Natalia polled a random sample of residents in her district about new affordable housing projects in the district. The results of the poll are most representative of which of the following populations?
\newline
Choose
1
1
1
answer:
\newline
(A) Business owners in Alderwoman Natalia's district
\newline
(B) Residents in Alderwoman Natalia's district
\newline
(C) Members of Alderwoman Natalia's political party
\newline
(D) Affordable housing advocates in Alderwoman Natalia's district
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To determine whether treatment
C
\mathrm{C}
C
is effective for pain management, a study was conducted. From a large population of people experiencing chronic pain,
150
150
150
participants were selected at random. Half of the participants were randomly assigned to receive treatment
C
C
C
, and the other half did not. Participants who received treatment
C
C
C
reported better pain management than those who did not. Based on this information, which of the following is an appropriate conclusion?
\newline
Choose
1
1
1
answer:
\newline
(A) Treatment
C
\mathrm{C}
C
is likely to improve the pain management of people experiencing chronic pain.
\newline
(B) Treatment
C
C
C
will cure multiple underlying causes for pain.
\newline
(C) Treatment
C
C
C
will improve the pain management of anyone who is in pain.
\newline
(D) Treatment
C
C
C
improves pain management more than all other available treatments.
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A popular online video channel uploads a video and monitors the number of views it has every hour. The function
f
(
x
)
=
13
x
+
22
,
500
f(x)=13 x+22,500
f
(
x
)
=
13
x
+
22
,
500
. Which representation would correctly model this situation?
\newline
a
\newline
b
\newline
\begin{tabular}{|c|c|}
\newline
\hline \begin{tabular}{l}
\newline
Hours \\
\newline
After \\
\newline
Upload
\newline
\end{tabular} & \begin{tabular}{c}
\newline
Number of \\
\newline
Views
\newline
\end{tabular} \\
\newline
\hline
1
1
1
&
22
22
22
,
513
513
513
\\
\newline
\hline
2
2
2
&
22
22
22
,
669
669
669
\\
\newline
\hline
3
3
3
&
24
24
24
,
697
697
697
\\
\newline
\hline
4
4
4
&
51
51
51
,
061
061
061
\\
\newline
\hline
\newline
\end{tabular}
\newline
c
\newline
\begin{tabular}{|c|c|}
\newline
\hline \begin{tabular}{c}
\newline
Hours \\
\newline
After \\
\newline
Upload
\newline
\end{tabular} & \begin{tabular}{c}
\newline
Number of \\
\newline
Views
\newline
\end{tabular} \\
\newline
\hline
22
22
22
,
513
513
513
&
1
1
1
\\
\newline
\hline
\newline
\end{tabular}
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Click and drag like terms onto each other to simplify fully.
\newline
−
2
y
+
2
x
+
6
x
−
4
−
3
−
7
y
-2 y+2 x+6 x-4-3-7 y
−
2
y
+
2
x
+
6
x
−
4
−
3
−
7
y
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