Which of the following focuses on the discovery of (previously) unknown properties on the data?

Data Science - Quiz(MCQ)

Data mining

BigData

Data wrangling

Machine Learning

Correct Answer : Data mining

Explanation : Data munging or data wrangling is loosely the process of manually converting or mapping data from one "raw" form into another format that allows for more convenient consumption of the data with the help of semi-automated tools.

Recently Updated in Data Science Questions

Which of the following is the common goal of statistical modelling?

Subsetting

Summarizing

Inference

None of the above

Correct Answer : Inference

Explanation : Inference is the act or process of deriving logical conclusions from premises known or assumed to be true.

____________ is a multidisciplinary which involves extraction of knowledge from large volumes of data that are structured or unstructured.

Data Analysis

Data Science

Descriptive Analysis

None of the above

Correct Answer : Data Science

Which of the following are "Measures of Central Tendency"?

Mode, Mean, Median

Mean, Range, Mode

Mean, Standard Deviation, Range

Range, Standard Deviation, Variance

Correct Answer : Mode, Mean, Median

New Technologies MCQ's

Machine Learning

Artificial Intelligence