discrepancy

In a sentence

They found a discrepancy between the first set of test results and the second, and they're still trying to figure out why.

उनीहरूले परीक्षण नतिजाको पहिलो समूह र दोस्रोबीच विसङ्गति भेट्टाए, र उनीहरू अझै किन भयो भनेर पत्ता लगाउने प्रयास गर्दै छन्।