Become IIBA Certified with updated CBDA exam questions and correct answers
Based on the results of a recently completed analytics initiative, the Human Resource department for a major
department store implemented a change to its hiring practice to address the attrition rates of its sales
associates. The new policy stated that candidates applying for sales positions must possess at least 3 years of
relevant sales experience to be considered. After implementing the change, attrition rates are 10% higher and
management is frustrated. Which of the following could result in this outcome?
Interested in building out the analytics capability based on the positive results obtained by past analytics
efforts, the Chief Marketing Officer (CMO) pitches the idea of using analytics to guide future decision making
across the enterprise. Before allocating budget to build up an enterprise analytics practice, the decision makers
should:
A new dataset describing employee salaries is received by a company. A colleague wonders whether a variable
follows a Gaussian distribution. Which of the following plots would demonstrate this?
There were 7 students enrolled in the Introduction to Artificial Intelligence course. These were the student's
scores from the final exam: 64, 70, 80, 80, 90, 98, 100
What is the mean and mode for the outlined scores?
A Data Dictionary is being developed for an employee database. When reviewing the data dictionary, the
analyst recommends adding another primitive data element. Which element would be suggested?
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