Who was the German scholar whose media studies resulted in the cumulative effects theory that says the media may not have immediate effects, but their effects over time are profound?

One hundred students took an exam. Their test results are given in the following table. Construct a line graph for this table. Class(Age)Frequency50-59660-691870-793880-893090-998 Total 100

What will be an ideal response?

In analyzing an audience, which one of the following variables should not be considered?

A. gender B. age C. personal appearance D. educational background