Answer: D) Brown v. Board of Education: Separate is Not Equal
Explanation: the excerpt is taken from the Supreme Court case where was rejected the doctrine that support separate but equal accommodations for African Americans.
The behavior is most likely on the variable kind of schedule.
A agenda of stimulus presentation wherein stimuli are presented, independently of any conduct, at variable time intervals. The price of the agenda is given because the suggest of the intervals. See additionally noncontingent reinforcement.
A variable ratio agenda is a agenda of reinforcement in which a conduct is strengthened after a random quantity of responses. This form of agenda consequences in high, regular fees of responding. Organisms are continual in responding due to the desire that the following reaction is probably one had to obtain reinforcement.
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He established a fire department. helped get paved roads, lit up the streets. he also made the first lending library in north america. he helped with his inventions like bifocals, the odometer or the efficient Franklin stove. these establishments are all in existence today.
A-B-A-B design could provide the most valid non intervention measure with demonstration of experimental control.
In statistics, the experimental design, also known as the design of experiment (DOE), is described as the layout of an information-gathering experiment in which a variation may or may not be present. Typically, controlled experiments use this phrase. In order to make the results more reliable, these tests minimize the impacts of the variable. In this design, a group of people, plants, animals, etc. may participate in an experimental unit's procedure.
Pre-experimental research designs are the most straightforward kind of experimental research designs in statistics. Following the identification of some factors as causes and effects, a group or groups are kept under observation in this method. Typically, this approach is used to determine whether the targeted group need additional research. This is the reason why this procedure is regarded as being economical.
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