Advanced Placement (AP), 31.10.2020 17:40 samiyahbass

WILL GIVE BRAINLIEST Marco is interested in the number of penguins who live on a particular ice floe. He decides to take an aerial photo of the floe and create a 20 by 20 grid on the photo. He randomly selects 3 cells and counts the number of penguins in each. He then finds the mean number of penguins for those 3 cells. Marco repeats this process for a total of 50 samples and makes a dotplot of the 50 means. This graph is an approximation of

stratified random sampling.
the distribution of sample data.
the distribution of the population.
the sampling distribution of means.
the sampling distribution of proportions.

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