return "Interval Probability: " + this.getProbability() + "[startTime=" + this.startTime +
return "Interval Probability: " + this.getProbability() + "[startTime=" + this.startHr +
    public String toString() {             if (this.startTime == -1) { // then this is an "all the time" interval"            return "Constant Probability = " + this.getProbability();        } else {            String s= "\nClockIntervals:";            for (int i=0; i< clockIntervals.length; i++) {                             s += "\n     " + clockIntervals[i].toString();            }            return "Interval Probability: " + this.getProbability() + "[startTime=" + this.startTime +                                            ", durationHrs=" + this.intervalLength + s;        }    }