This topic contains a solution. Click here to go to the answer
|
Author Question: A set of questions used in a social survey A) is called a questionnaire. B) must be at least 20 ... (Read 49 times) |
Did you know?
People with alcoholism are at a much greater risk of malnutrition than are other people and usually exhibit low levels of most vitamins (especially folic acid). This is because alcohol often takes the place of 50% of their daily intake of calories, with little nutritional value contained in it.
Did you know?
Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.
Did you know?
Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.
Did you know?
Asthma cases in Americans are about 75% higher today than they were in 1980.
Did you know?
There are more nerve cells in one human brain than there are stars in the Milky Way.