What happened in the Sand Creek Massacre? A. Cheyenne Indians attacked white settlers, leading to war.
B. American Indians killed pioneers on the Oregon Trail, which led to the construction of the Transcontinental Railroad.
C. U. S. soldiers in Colorado attacked a village of American Indians who had been promised protection.
D. Free African Americans and American Indians fought together against white settlers.

According to the federal regulations, which of the following studies meets the definition of research with human subjects? a study of twenty 4th grade classrooms in which researchers ask the schools to systematically vary the time of day reading is taught, and collect weekly assessments of reading comprehension for each child over a three-month period. the collection of data, by a playground designer hired by the superintendent of schools, about the physical dimensions of school playgrounds, presence of fencing, and the kinds of equipment currently provided. a feasibility study for implementing a year-round school program, focusing on economic issues such a facilities utilization and transportation costs. an analysis of aggregate data comparing statewide high school graduation rates provided by the state department of public instruction, using county tax information.

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.

Amember of congress acting as a trustee casts a vote for a bill based on his or her