Index_T

T

Table tents for focus groups, 224

Tabulating customer comments, 401

Tabulating survey results, 340–349

bimodal distribution, 344, 345

counting results, 340–342

cross-tabulation, 345–349

histogram display, 342

mean calculation, 342–343

median calculation, 344

mode calculation, 343–344

proportion chart, 348–349

Talkative participants in focus groups, 234–235

Target audience. See audiences

Task analysis, 182–192

analyzing results, 186–192

benefits and pitfalls, 69

contextual inquiry vs., 182, 184

defined, 182

gathering information, 184–186

hierarchical task analysis (HTA), 189–192

for information architecture development, 47

for interaction design, 49

interview format, 184

overview, 69

preparation, 184

process of, 183–186

schedule for, 183

task decomposition, 186–189

time requirements, 76

usability testing combined with, 474–475

uses for, 182–183

Task-based usability testing interview, 291

Task decomposition, 186–189

describing actions, 187–188

difficulties of, 186–187

informal versions, 189

preparing for, 189

See also task analysis

Task flows, 49

Tasks

as audience attribute, 143

for competitive usability testing, 429

creating for usability testing, 270–275

defined, 12

estimating time for, 272

of focus group assistant moderators, 228–229, 239

of focus group moderators, 227–229

for friends and family usability test, 11–12

for scheduling research participants, 104

in script for usability testing, 281–284

of usability test moderators, 288–290

for Web sites vs. dedicated software, 275

Teams, development. See development teams

Teams, user. See user advisory boards

Techniques. See tools and techniques

Technological profiles

as audience attributes, 137–138

defined, 85

Technological survey questions, 308, 537–538

Teenagers, recruiting, 112

Telephone focus groups, 460–461

Telephone screener for recruiting, 97–102

introduction for the participants, 97–98

introduction for the recruiter, 97–98

logistics, 98

questions, 99–102

target audience, 97–98

terminating, 99, 102

Telephone surveys, 339–340

Telescoping, 393

Terminology

contextual inquiry and, 165, 175

focus groups and, 230

information architecture development and, 46

for presentations, 495

Testing

discussion guide for focus groups, 223

recruiting, 94

reports, 493

surveys, 327

Tier 1 competitors, 422–423

Tier 2 competitors, 423

Timbuktu Pro (Netopia), 465

Time requirements, 76, 84. See also duration

Timing

for card sorting, 192–193

for focus groups, 201, 203

latecomers to focus groups, 233–234

survey bias from, 334

for surveys, 304–305

tracking survey responses, 325–326

for usability testing, 260

for using specialists, 448–449

See also duration

Tone, communicating functionality of, 26–27

Tools and techniques

choosing, 60–71

contextual inquiry and, 171, 175

free Web survey tools, 325

for identity design, 52

for information architecture, 47–48

for interaction design, 49–60

for log analysis, 414–418

variations on techniques, 459–460

See also specific tools and techniques

Topics for focus groups, 207–208, 214, 236

Total Quality Management (TQM), 30–31, 468. See also iterative development

Tradeoffs

inevitability of, 33

iterative development and, 33

for research techniques, 69–71

Traffic

published information, 441–443

as success criterion, 22

Transcribing focus group data, 241–242

Trend extraction

from diary study data, 382–384

from focus group data, 243–246

from usability test data, 296

Trends

focus groups for explaining, 204–205, 207, 247–248

usage trends of audience, 142

Trust, user-centered processes and, 517

TRUSTe Web site, 408

Truth, belief vs., 355

Typhoon example, 4–8