One sample score has n=10 scores and a variance of 20 and a second sample has n=15 scores and a variance of 30 what can you conclude about the pooled variance of these two samples? A. It will be...

One sample score has n=10 scores and a variance of 20 and a second sample has n=15 scores and a variance of 30 what can you conclude about the pooled variance of these two samples? A. It will be exactly halfway between 20 and 30 B. Cannot be determined C. It will be closer to 30 than 20 D. It will be closer to 20 than 30