Exam PL-300 topic 3 question 49 discussion

HOTSPOT -
You have a dataset named Pens that contains the following columns:
✑ Item
✑ Unit Price
✑ Quantity Ordered
You need to create a visualization that shows the relationship between Unit Price and Quantity Ordered. The solution must highlight orders that have a similar unit price and ordered quantity.
Which type of visualization and which feature should you use? To answer, select the appropriate options in the answer area.
NOTE: Each correct selection is worth one point.
Hot Area:

Suggested Answer:
Box 1: A scatter plot of Quantity Ordered and Unit Price by item
A scatter chart shows the relationship between two numerical values.
Note: Scatter charts are a great choice:
To show relationships between two numerical values.
To plot two groups of numbers as one series of x and y coordinates.
To use instead of a line chart when you want to change the scale of the horizontal axis.
To turn the horizontal axis into a logarithmic scale.
To display worksheet data that includes pairs or grouped sets of values.
To show patterns in large sets of data, for example by showing linear or non-linear trends, clusters, and outliers.
To compare large numbers of data points without regard to time. The more data that you include in a Scatter chart, the better the comparisons that you can make.
Box 2: Automatically find clusters
Scatter charts are a great choice:
* To show patterns in large sets of data, for example by showing linear or non-linear trends, clusters, and outliers.
Reference:
https://github.com/Microsoft/powerbi-visuals-corrplot/