Respuesta :
Because this survey, as described in you question, is done in only her class, it is relatively a small scale so she must include all of her classmates, otherwise she may get wrong results if she just take small parts into her survey
Entire population of class students should be surveyed as : It is small and concentrated in itself, there is no need of sample
Population refers to the entire set of items or people under research consideration study. It refers to all the units in the group, about whom conclusion is drawn.
Sample is a small subset of items chosen from population for study. They are the representative of population, and help draw inferences about all population units.
In this case : The population is Amalie's class members. These are a small group, easily concentrated. Hence, there is no use of sampling here. Entire population can be studied.
To learn more brainly.com/question/16720016?referrer=searchResults