A teacher is interested in knowing the average score of his class. He has an idea that the mean score of his subject for the past two years has been 75. He believes that somehow the students in this batch are underperforming. What will be
the null hypothesis for this claim?
Mean score is 75.
Mean score is more
than 75.
Mean score is less than 75.
Mean score is different from 75.
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What is the first half of church mass called?

Agraduate student wants to examine the effect of print media versus televised media on individuals’ position on several social issues. the superintendent of a local work release facility, a family friend, will allow the graduate student access to the prison population to her quickly accrue subjects. the student’s irb should: approve this project since the risk appears to be no > minimal.not approve this project because the prisoners are merely a population of convenience for the student.approve this project since the superintendent is the ultimate authority on what happens in his facility.approve this project but submit it for federal review.

Thomas jefferson was alarmed by the fierce debate over warning americans about its threat to national unity. 1.) slavery 2.) the powers of congress 3.) the missouri compromise 4.) escaped slaves