ISDS 361B - Ch. 3 Study Guide Test.

ISDS 361B - Ch. 3 Study Guide Test. A ______________ is useful for visualizing hierarchical data along multiple dimensions. a. map of multiple hierarchy b. treemap c. heat map d. hierarchical map - CORRECT ANSWER b. treemap 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 - CORRECT ANSWER b. reduces 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. - CORRECT ANSWER a. is necessary to convey the meaning of the data to the audience. Fields may be chosen to represent all of the following except ____________ in the body of a PivotTable. a. filters b. columns c. rows