ISDS 361B - Ch. 3

Data-ink is the ink used in a table or chart that a. is necessary to convey the meaning of the data to the audience. b. helps in presenting data when the audience need not know exact values. c. increases the non-data-ink ratio. d. does not help in conveying the data to the audience.

a. is necessary to convey the meaning of the data to the audience.

In many cases, white space in a chart can improve a. functionality. b. readability. c. complexity. d. stability.

b. readability.

A ______________ is useful for visualizing hierarchical data along multiple dimensions. a. map of multiple hierarchy b. treemap c. heat map d. hierarchical map

b. treemap

To summarize and analyze data with both a crosstabulation and charting, Excel typically pairs a. bubble charts with trendlines. b. heat maps with trendlines. c. stacked column charts with PivotTables. d. PivotCharts with PivotTables.

d. PivotCharts with PivotTables.

Never use a ________ chart when a __________ chart will suffice. ​​ a. ​bar; pie b. ​2-D; 3-D c. color; black and white d. 3-D; 2-D

d. 3-D; 2-D

DJ needs to display data over time. Which of the following charts should he use? a. Bar chart b. Scatter chart c. Pie chart d. Line chart

d. Line chart

To generate a scatter chart matrix, we use a. Excel Add-In XLMiner. b. all of these. c. Excel Add-In MegaStat. d. native Excel functionality.

a. Excel Add-In XLMiner.

Fields may be chosen to represent all of the following except ____________ in the body of a PivotTable. a. filters b. columns c. rows d. values

a. filters

Deleting the grid lines in a table and the horizontal lines in a chart a. increases the data-ink ratio. b. increases the non-data-ink ratio. c. decreases the data-ink ratio. d. does not affect the data-ink ratio.

a. increases the data-ink ratio.

The ratio of the amount of ink used in a table or chart that is necessary to convey information to the total amount of ink used in the table and chart is known as data-ink ratio. Using additional ink that is not necessary to convey information has what effect on the data-ink ratio? ​​ a. ​the data-ink ratio becomes zero b. ​reduces c. ​increases d. it doesn't change the data-ink ratio

b. ​reduces