Which of the following is an example of fixed ratio reinforcement schedule?

A. checking your e-mail at random times throughout the day instead of every time you hear the new e-mail notification
B. feeding your fish every day at 8 a. m.
C. knowing you will get to play miniature golf as soon as you collect 10 gold stars for your reward chart
D. playing the slot machine

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.

Pick a famous politician, business leader, or celebrity who has been arrested recently. what crime did he or she allegedly commit? who was the victim? what factors best explain how this person might be punished if convicted? if the person was recently tried in what was the outcome? do you agree or disagree and why?

The child uses the parent as a base from which to explore her world in which attachment style?