Big Data Analytics  Descriptive Analytics MCQs: This section contains the MultipleChoice Questions & Answers on Big Data Analytics  Descriptive Analytics with explanations.
Title  

Descriptive analytics answers the question, "What happened?"Descriptive analytics answers the question, "What happened?"
The answer is:
A. True


Descriptive analytics is a statistical method that is used to search and summarize ____ in order to identify patterns or meaningDescriptive analytics is a statistical method that is used to search and summarize ____ in order to identify patterns or meaning.
The answer is:
B. Historical data


_____ are two techniques used in descriptive analytics to discover historical data_____ are two techniques used in descriptive analytics to discover historical data.
The answer is:
C. Data aggregation and data mining


Amongst which of the following is / are the examples of descriptive analytics,Amongst which of the following is / are the examples of descriptive analytics,
The answer is:
D. All of the mentioned above


Descriptive analytics is the most common and fundamental form of analytics that companies useDescriptive analytics is the most common and fundamental form of analytics that companies use.
The answer is:
A. True


Descriptive analytics uses simple Math's and statistical tools, such as arithmetic, averages and percent,Descriptive analytics uses simple Math's and statistical tools, such as arithmetic, averages and percent,
The answer is:
A. True


Teradata refers accuracy and confidence in business decision making,Teradata refers accuracy and confidence in business decision making,
The answer is:
A. True


The weight of a machine is a,The weight of a machine is a,
The answer is:
B. Quantitative variable


The data which have already been collected by someone is called _____ dataThe data which have already been collected by someone is called _____ data.
The answer is:
B. Secondary data


Amongst which of the following is not a descriptive statistic?Amongst which of the following is not a descriptive statistic?
The answer is:
A. ttest


Amongst which of the following is / are true with reference to hypothesis?Amongst which of the following is / are true with reference to hypothesis?
The answer is:
A. A statement that the researcher wishes to put to the test using the information gathered during a study.

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