1. Create time series data and fit it into an ARIMA model by following all the steps used
during fitting an ARIMA model. 2. From the given options, which of the following term defines the collection of points stored in single place?
(a) Cluster (b) Group
(c) Space (d) Dataset
3. From the given options, which of the following term defines the points in the Euclidean
space?
(a) Vector of real numbers (b) Vector of even numbers
(c) Vector of decimal numbers (d) Vector of odd numbers
4. From the given options, which of the following is not a property of the distance measure?
(a) Symmetry (b) Triangle inequality
(c) Negative (d) Non-negative
5. From the given options, which of the following distance methods is not available in the
dist() function?
(a) Euclidean (b) L1 distance
(c) Maximum (d) Manhattan
6. From the given options, which of the following function generates the distance matrix?
(a) plot() (b) dist()
(c) hclust() (d) require()
7. From the given options, which of the following function implements the hierarchical
clustering?
(a) dist() (b) hclust()
(c) k-means() (d) plot()