Answer: YES
Explanation:
Viewability allows bidders or advertisement owners to pay only for ads which can be seen by the users. It could be interpreted to be a metric which identifies the proportion or probability that an ad will be visible to the users and only the percentage proportion of visible ads is charged. Just like in the example above.
With a Viewability rate of 20%,
Base bid of $5,
Therefore, the bidder 20% of the base bid of $5
0.2 × $5 = $1, which is the actual value of the impression.