Amedical researcher designs a drug to treat high blood pressure. she believes that people of different genders may respond differently to the new drug. what type of sample should be utilized to control for the possibility of different reactions based on gender
a. self-selecting sample
b. stratified random sample
c. random sample
d. systematic sample

Click to read the passage from "lifeboat ethics," by garrett hardin. then answer the question. what is the author's purpose for including the following example in his argument against rich nations poor nations? a. he wants to explain why more nations need to invest in "miracle" crops. b. he wants to disprove the idea that poor nations will eventually be able to support themselves. c. he wants to prove that the green revolution is the best use of people's money. d. he wants to show a solution to poverty that he believes can actually work.

What does it appear that the speaker of the poem wants to do? caged bird by alicia keys question options: sing be adored by fans be set free from public scrutiny be shared with the whole world

Type the correct answer in the box. spell all words correctly. which fungus affects the american chestnut? fungus affects the american chestnut.