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DA0-001 · Question #287
DA0-001 Question #287: Real Exam Question with Answer & Explanation
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Data Analysis
Question
A customer survey reveals 90% positive feedback. Which of the following statistical methods would be best to utilize to determine the reliability of a data set and predict how a larger sample of customers over the same time period might respond?
Options
- ACalculate a high variance on survey responses.
- BCalculate the maximum range of the survey responses.
- CCalculate a low standard deviation on survey responses.
- DRemove any data more than 4 standard deviation from the mean.
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Topics
#Statistical Methods#Standard Deviation#Data Reliability#Predictive Analytics