public void setNumberOfBacktestWindows(Integer numberOfBacktestWindows) {
        this.numberOfBacktestWindows = numberOfBacktestWindows;
    }
<p>
The number of times to split the input data. The default is 1. Valid values are 1 through 5.
</p>

@param numberOfBacktestWindows
       The number of times to split the input data. The default is 1. Valid values are 1 through 5.
aws-java-sdk-forecast/src/main/java/com/amazonaws/services/forecast/model/EvaluationParameters.java