__________ country had won the Billie Jean King cup for

What does the Dickey-Fuller test primarily assess in a time series dataset?

Which of the following methods is most commonly used for ensuring that time series data is stationary?

Which data structure is used in Prim’s Algorithm to efficiently find the minimum edge connecting a vertex to the spanning tree?

In Exploratory Data Analysis (EDA), which of the following is the primary purpose of using histograms?

Which of the following Python libraries is most suitable for handling large datasets efficiently and performing complex data manipulations?

In which scenario is stratified sampling most suitable?

Which of the following scenarios would benefit most from using time series analysis with seasonal decomposition?

Which function in R creates a data frame?

In VLANs (Virtual LANs), what protocol is used to carry VLAN information between switches?