GDA Course 4 Exam Questions With Correct
Answers
Which of the following principles are key elements of data integrity? Select all that apply.
-Consistency
-Accuracy
-Selectivity
-Trustworthiness - answer-Consistency
-Accuracy
-Trustworthiness
Which process do data analysts use to make data...
A data analyst wants to find out how many people in Utah have swimming pools. It's unlikely
that they can survey every Utah resident. Instead, they survey enough people to be representative
of the population. This describes what data analytics concept?
-Margin of error
-Statistical significance
-Confidence level
-Sample - answer✔-Sample
A research team runs an experiment to determine if a new security system is more effective than
the previous version. What type of results are required for the experiment to be statistically
significant?
-Results that are unlikely to occur again
-Results that are real and not caused by random chance
-Results that are hypothetical and in need of more testing
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