Answer:
Her sample is not representative of college students as a whole
Explanation:
Lucy just distributed the survey in three of her classes and this is not encompassing enough hence cannot be used to draw a conclusion on the population. She could have gone across different sections of students in the college and make the selection such that every part is duely represented, after which she can conduct her survey.
Answer:
D article
Explanation:
It is a source based off of the time period while others are not.
The answer is : monocular depth
Monocular depth affect the perception that is held by an individual on<u> how far an object is located based on how big</u> the object look like in that individual's vision.
When the driver cross the railroad, the driver most likely thought that the train is still located far away form him/her because it looks small in the driver's perception. He misjudge it and caused the crash in the end.
Answer:
One can prevent this by moving the eyes away frequently.