Question

when randomly selecting an adult, a denotes the event of selecting someone with blue eyes. what do p(a) and p(ā) represent? p(a) represents the p(ā) represents the

Explanation:

In probability, $P(A)$ is the probability of event $A$ occurring. Here, event $A$ is selecting an adult with blue - eyes. $\overline{A}$ is the complement of event $A$, meaning the event of not selecting an adult with blue - eyes. So $P(\overline{A})$ is the probability of the complement event occurring.

Answer:

$P(A)$ represents the probability of selecting an adult with blue eyes.
$P(\overline{A})$ represents the probability of selecting an adult who does not have blue eyes.