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Section checkpoint · 08

Exploratory Data Analysis

Use this short test to check whether the main ideas from the section are connected in your mind. A strong score means you can recognise the concepts; revisit linked lessons when an answer feels uncertain.

5questionsTarget: 4/5 or better

Question 11 point

Which concept is most appropriate for this situation: You need to apply the idea taught in “Frequency Tables” and explain how its input is transformed into a valid output.

CorrelationDistribution PlotsFrequency TablesBoxplots and Outliers

Question 21 point

Which concept is most appropriate for this situation: You need a compact comparison of median, spread and possible outliers.

Frequency TablesGrouped ComparisonsBoxplots and OutliersScatterplots

Question 31 point

Which concept is most appropriate for this situation: You need to inspect the relationship between two quantitative variables.

ScatterplotsDistribution PlotsFrequency TablesGrouped Comparisons

Question 41 point

Which concept is most appropriate for this situation: You need to quantify how strongly two variables move together while remembering that association is not causation.

Grouped ComparisonsEDA ChecklistDistribution PlotsCorrelation

Question 51 point

Which concept is most appropriate for this situation: You need an ordered, mutable collection that can grow, shrink, slice or be iterated.

Frequency TablesGrouped ComparisonsEDA ChecklistBoxplots and Outliers