Databricks Certified Associate Developer for Apache Spark
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Which of the following code blocks returns a 15% sample of rows from the DataFrame storesDF without replacement?
A
storesDF.sample(True, fraction = 0.15)
B
storesDF.sample(fraction = 0.15)
C
storesDF.sampleBy(fraction = 0.15)
D
storesDF.sample(fraction = 0.10)
E
storesDF.sample()