Data Science Miscellaneous - Study Mode
[#91] What is the primary purpose of the "confounder" variable in statistical analysis?
Correct Answer
(A) A variable that can affect both the dependent variable and independent variable, leading to a potential spurious relationship
[#92] In machine learning, what is the term for the process of splitting a dataset into training, validation, and test sets?
Correct Answer
(D) Data partitioning
[#93] What statistical technique is used to assess whether there is a significant difference between the means of two paired groups?
Correct Answer
(C) Paired t-test
[#94] In data science, what does the term "cross-domain analysis" refer to?
Correct Answer
(B) Analyzing data from different domains or fields to find common patterns
[#95] Which of the following block information is odd man out in the below figure?
Correct Answer
(B) 5 number summary