Please help me ASAP! Can you please give me some similarities and differences between the navajo tribe and the pueblos tribe? Thank you in advance!

Use the normal model n(100,16) describing iq scores to answer the following. a) what percent of people's iqs are expected to be over 85? b) what percent of people's iqs are expected to be under 95? c) what percent of people's iqs are expected to be between 108 and 128?

Asociologist wants to study a culture that occurs in some women’s prisons: “state families,” in which individual prisoners take on certain roles within a group of like-minded prisoners. there is previous evidence that younger prisoners will use older inmates who play the roles of grandparents as a resource before they will turn to staff for and advice. the lieutenant in charge of a dorm of long-term prisoners offers to gather volunteers to speak to the researcher and also offers to vouch for the integrity of the researcher. the use of this staff is: a valid use of a statistical technique referred to “snowball sampling” wherein the inclusion of the first subject leads to the recruitment of another one subject. a useful tactic in obtaining a sample of prisoners who both meet the criteria and who will be honest with the researcher. wrong and is prohibited; subject selection needs to be free from intervention by prison authorities or prisoners. acceptable only when the researcher’s irb grants a special waiver.

What nitrogenous bases are found in rna