A teacher gives her class at least one unannounced quiz every week. The

students never know which day it will fall on. The teacher is attempting to

influence their study habits by using a

A. variable-ratio

B. fixed-ratio

C. variable-interval

D. fixed-interval

Variable-interval

Explanation:

A variable interval involves reinforcing a behavior after an interval of time has passed. The interval of time might not be the same but it revolves around some average length of time. This enforces persistence in behavior over a long time. The actions bby the teacher is a clear example of variable interval cause she want the students to be persistent in their study.

C

Explanation:

Variable interval

A variable-interval schedule of reinforcement is one in which the reinforcement (the reward) is provided after an inconsistent amount of time has passed and following a specific behavior being performed

A teacher gives unannounced quizzes at unpredictable times. Therefore students must study equally every night is a case of variable-interval, because its attempting to reinforce a steady study life

the united states has a federal government. the president is the head of the federal government of the united states. however, each state forms its government for administration purposes. the powers of the state governments are exercised within restricted state boundaries. and citizens participate in this government by voting.

well, i can't read it so i'll ask you questions about it : )

if you were a reader and you read the introduction, would you want to read more?

does it start with a question? if so, is it something you would want to read about?

and ask any friends or family for their opinion : )