Find the Indicated Probability If One of the 255 Subjects Is Randomly Selected, Find

question 158

Multiple Choice

Find the indicated probability. Express your answer as a simplified fraction unless otherwise noted.
-The table below shows the soft drinks preferences of people in three age groups.
$$\begin{array} { r | c c c } & \text { cola } & \text { root beer } & \text { lemon-lime } \\\hline \text { under 21 years of age } & 40 & 25 & 20 \\\text { between 21 and 40 } & 35 & 20 & 30 \\\text { over 40 years of age } & 20 & 30 & 35\end{array}$$
If one of the 255 subjects is randomly selected, find the probability that the person drinks root beer given that they are over 40.

• A) \(\frac { 6 } { 17 }\)
• B) \(\frac { 2 } { 17 }\)
• C) \(\frac { 2 } { 5 }\)
• D) None of the above is correct.

Explore the phenomenon of the bystander effect and the social and individual factors that can reduce or increase helping behavior in emergency situations.

Examine the role of personal and situational factors in aggressive behavior and the conditions under which aggression is more likely to occur.

Understand the phenomenon of diffusion of responsibility and its impact on bystander intervention.

Define and distinguish between altruism and other forms of pro-social behavior.