The Following Table Presents the Number of Police Officers (Per

question 30

Multiple Choice

The following table presents the number of police officers (per 100,000 citizens) and the annual murder rate (per 100,000 citizens) for a sample of cities.
$\begin{array} { c c } \hline \text { Police Officers (per 100,000) } & \text { Murders (per 100,000 per yr) } \\\hline 1109 & 46 \\1238 & 44 \\1235 & 38 \\1298 & 40 \\1077 & 49 \\1076 & 42 \\\hline\end{array}$
The correlation coefficient between the per capita number of police officers and the per capita murder rates -0.666. Which of the following is the best interpretation of the correlation coefficient?

• A)Higher murder rates make it more difficult for cities to hire police officers.
• B)The per capita number of police officers and the per capita murder rates arepositively associated.
• C)More per capita police officers results in fewer per capita murders.
• D)The per capita murder rate tends to go down as the per capita number of policeofficers goes up.

Understand the principle of complementary base pairing and its significance in DNA replication and RNA transcription.

Describe the types of bonds that stabilize DNA and RNA structures.

Explain the process of DNA replication and the key steps involved.

Analyze and infer information from nucleic acid sequences and their base compositions.