Miles is studying visual memory function. he has recruited research participants from introductory psychology students. he shows a randomly selected one-third of the participants emotionally upsetting photos, shows another one-third very happy photos, and shows the last one-third neutral photos. he then tests visual memory and compares the scores of the groups. what design is miles using?

What impact did improvements in farming technology near the end of the nineteenth century have on the american economy? a. more energy was needed to power equipment, creating the renewable energy industry. b. less labor was necessary on farms, leading workers to pursue other jobs. c. less money was invested in farming as many locally owned farms went bankrupt. d. more demand for agricultural products reduced the price of food and animal products.

Name three things the framers of the constitution did to keep the federal government or any part of it from becoming too powerful.

Aresearcher is studying women recently admitted to a state prison. all potential subjects must have children under the age of five. research subjects will be given a basket of toys to use at their children’s first visit that the children can then take home. in assessing this proposal, the irb needs to determine that the toys are: age appropriate.not an excessive incentive.educational.of high quality.