Answer:
Stratified sampling
Step-by-step explanation:
The is a type of sampling in which the population of interest is divided into subpopulations and then each subpopulation is randomly sampled.
In this case study, instead of just doing a random sampling of all students, the research divided the population of all students into subpopulations which includes freshmen, sophomores, juniors and seniors and then she makes a random sampling of each of these subpopulations.
Answer:
65,450
Step-by-step explanation:
=a x b
=238 x 275
=65,450
I hope this helps
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C es la respuesta a la pregunta
Answer:
Bc a cone of the same height is half of a cylinder of the same height and base circumference.
Step-by-step explanation:
El tenia $325
$250+$75=$325
Espero q te ayude :)