Assess the CertsIQ’s updated CBDA exam questions for free online practice of your Certification in Business Data Analytics (IIBA - CBDA) test. Our CBDA dumps questions will enhance your chances of passing the Business Data Analytics certification exam with higher marks.
The marketing department for a major restaurant chain is interested in testing a Kids Eat Free campaign to
determine if it will help to increase sales. They are interested in piloting the campaign to determine which day
of the week will improve sales the most.
The campaign is launched across 7 cities with each city promoting a different day of the week. The sales data
is collected and provided to a team for analysis. What concern might the analytics team have regarding data
quality across cities?
The results for a certification exam were revealed in percentage and percentile. How would you infer the
results for an attendee at: 75%, 90th percentile?
An analyst is looking at a particular dataset that includes the scores across all 8th grade students, across three
schools. The analyst is trying to determine which type of statistics average to use to best represent the results.
On looking through the dataset, the analyst has identified a few extreme outliers. As a result, the analyst was
led to use the following type of average:
An analyst is using a Data Flow Diagram (DFD) to depict the flow of data across a data security company.
Which of the following is true about DFDs?
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?
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