Answer:
This is an example of: <u>a sample survey.</u>
Explanation:
In the experiment to determine the effect of sleep deprivation on the ability of the student to concentrate definitely needs an experimental setup rather than a randomized data collection.
<em>Do to the fact that, the experimental used a small sample sized area (Students in a calculus class) to test his hypothesis shows that the setup is a sample survey. </em>
<u>This sample survey result could be extrapolated to the whoe region (the classes in the school or whole school ) to determine if there was a major significance between the two variables.</u>
Explanation:
the spontaneous or unplanned expulsion of a fetus from the womb before it is able to survive independently.
"his wife had a miscarriage"
Answer:
5 feet long and about 3 inches in diameter.
Explanation:
Hope it helps : )
Answer:
The Crusades were between <u>Muslims and Christians</u>
Trade routes linked Western Europe with SE Asia and <u>North Africa</u>