Complete the following steps and write a report to record your work, results and analysis.
1. Install and load the *factoextra and **NbClust packages.
2. Select an appropriate data set in R or the MASS library and use the sample(), ctree() and predict() functions to build a decision tree and plot it. You may also use one of the data sets (usoccupations, uscars, uspopulation) attached to this module for this assignment (you may import directly or convert to CSV first).
3. Determine the appropriate number of clusters and produce a k-means cluster. Explain your findings.
4. Produce a density-based cluster with DBSCAN or use logistic regression to construct a binary classification and explain your findings.

solution:

the auto-correct option of the auto-correct tool enables you to add and delete words that do not follow abbreviation rules because:

it is a feature that allows outlook to correct common spelling and typing errors and to replace characters with symbols. we can also can use auto-correct as a shortcut, which means we can type a small string of characters and have those characters replaced by a longer string.

solution:

the right option is a

to adding   a new row to a table we   have to do process last table cell and pressing tab.

this is the process to add new row in the cell:

* to add a row below the cell, click insert below in the rows and columns group.

thus this is the required right answer.

explanation:

d. long term memory