If the t obtained for a correlated groups t-test was 2.50, and df = 3, and the researcher had wanted to examine whether reduced meetings improved job satisfaction, what should s/he conclude? a) reduced number of meetings had no effect on job satisfaction. b) reduced number of meetings improved job satisfaction. c) reduced number of meetings worsened job satisfaction. d) cannot determine from the information provided.

Because jaedyn is a sociable, gregarious child, she tends to be noticed by her teachers and peers. how does jaedyn interact with her environment?

8y=-6x+24 whats the slope and y-intercept

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.