There are a few famous cases of research professors losing their jobs because no one
else in the world could find the results they claimed to have found. Under pressure from
within their professional community, some have been known to confess that their data
were fictional. The research community’s e
orts to _____ help to verify the validity of
results, and also help to keep people honest.
Six students from a statistics class reported the number of hours of video games they
played per week. Here are their data: 8, 10, 5, 14, 3, 6. On average, students played
video games for _____ hours per week while the median number of hours of video
games played per week was _____.
A statement that there is no di
erence between populations is a: