public HoldoutActivity withPercentage(Integer percentage) {
        setPercentage(percentage);
        return this;
    }
<p>
The percentage of participants who shouldn't continue the journey.
</p>
<p>
To determine which participants are held out, Amazon Pinpoint applies a probability-based algorithm to the
percentage that you specify. Therefore, the actual percentage of participants who are held out may not be equal
to the percentage that you specify.
</p>

@param percentage
       The percentage of participants who shouldn't continue the journey.</p>
       <p>
       To determine which participants are held out, Amazon Pinpoint applies a probability-based algorithm to the
       percentage that you specify. Therefore, the actual percentage of participants who are held out may not be
       equal to the percentage that you specify.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-pinpoint/src/main/java/com/amazonaws/services/pinpoint/model/HoldoutActivity.java