Top 150+ Solved Bigdata MCQ Questions Answer
Q. In descriptive statistics, data from the entire population or a sample issummarized with ?
a. integer descriptors
b. floating descriptors
c. numerical descriptors
d. decimal descriptors
Q. Data Analysis is defined by the statistician?
a. William S.
b. Hans Peter Luhn
c. Gregory Piatetsky-Shapiro
d. John Tukey
Q. Which of the following is true about hypothesis testing?
a. answering yes/no questions about the data
b. estimating numerical characteristics of the data
c. describing associations within the data
d. modeling relationships within the data
Q. The goal of business intelligence is to allow easy interpretation of largevolumes of data to identify new opportunities.
a. TRUE
b. FALSE
c. Can be true or false
d. Can not say
Q. The branch of statistics which deals with development of particularstatistical methods is classified as
a. industry statistics
b. economic statistics
c. applied statistics
d. applied statistics
Q. Which of the following is true about regression analysis?
a. answering yes/no questions about the data
b. estimating numerical characteristics of the data
c. modeling relationships within the data
d. describing associations within the data
Q. Text Analytics, also referred to as Text Mining?
a. TRUE
b. FALSE
c. Can be true or false
d. Can not say
Q. What is true about Data Visualization?
a. Data Visualization is used to communicate information clearly and efficiently to users by the usage of information graphics such as tables and charts.
b. Data Visualization helps users in analyzing a large amount of data in a simpler way.
c. Data Visualization makes complex data more accessible, understandable, and usable.
d. All of the above
Q. Data visualization is also an element of the broader _____________.
a. deliver presentation architecture
b. data presentation architecture
c. dataset presentation architecture
d. data process architecture
Q. Which method shows hierarchical data in a nested format?
a. Treemaps
b. Scatter plots
c. Population pyramids
d. Area charts
Q. Which is used to inference for 1 proportion using normal approx?
a. fisher.test()
b. chisq.test()
c. Lm.test()
d. prop.test()
Q. Which is used to find the factor congruence coefficients?
a. factor.mosaicplot
b. factor.xyplot
c. factor.congruence
d. factor.cumsum