A teacher wants to compare scores on a geology exam for two classes. The difference betwee deviation of the distribution of the difference between sample means is 16.66, and she is test which statement is true? ОА. The difference between the two means is significant, so the null hypothesis must The difference between the two means is not significant, so the alternative hypoth OC. The difference between the two means is not significant, so the null hypothesis mu D. The difference between the two means is not significant, so the alternative hypoth OE. The difference between the two means is significant, so the alternative hypothesis Reset Next​