If a study doesn’t have a sufficient number of participants or if there is a lot of noise in the measurements, it is possible that the study will lack the ability to accurately show the effect of the independent variable even if everything goes correctly. in this case, the study is said to lack what?

Which entity owns most if the television stations, radio stations, and newspapers in the united states

The controlled use of fire by hominids: (a) limited the expansion of hominids into certain environments, such as dry grasslands. (b) decreased the amount of food energy available in the hominid diet. (c) contributed to geographical expansion and food production techniques in positive ways. (d) has been shown to contribute little to the digestive process of hominids.

Which three sentences in the story indicate that that the passage is an ex nihilo type of creation story?