Skillset can help you prepare! Sign up for your free Skillset account and take the first steps towards your certification.
Regarding inference and aggregation:
Inference requires deducing from evidence and reasoning rather than from explicit statements. Aggregation is a collection or gathering of data together for the purpose of statistical anaylsis
Aggregation requires an assumption which is not required with inference
Aggregation requires complex computations and far more resources than inference.
They are essentially different words for the same thing
Inference requires deducing from evidence and reasoning rather than from explicit statements. Aggregation is a collection or gathering of data together for the purpose of statistical analysis. You can infer from an aggregation but usually aggregation requires additional scientific means after aggregation.
Train with Skillset and pass your certification exam. Faster. Guaranteed.
Study thousands of practice questions that organized by skills and ranked by difficulty.
Create a tailored training plan based on the knowledge you already possess.
Know when you’re ready for the high-stakes exam. Have the confidence that you will pass on your first attempt.