Real-World .NET Applications

Lakhoff, George, 244

Lapel microphones, 286

Latecomers to focus groups, 233–234

Leading questions, 119

Lee, Bruce, 518

Lifestyle attributes of audiences, 139

Light, videotaping and, 174

Likert scales, 317–318

Log analysis

after release, 67, 68

aggregate measurements, 409–410

benefits and pitfalls, 71

clickstream analysis, 370, 408, 413–414

cookies and, 406–408

described, 71

DIY tools, 414–416

ethics, 408

extracting knowledge from data, 414–418

formulating questions about the data, 409

high-end tools, 416–418

for interaction design, 50

in iterative development cycle, 36

metrics, 409–414

organizing questions into projects, 71

removing noise to improve statistics, 415

for requirement gathering, 66

scheduling service example, 42

session-based statistics, 411

usability testing combined with, 473–474

user-based statistics, 411–412

uses for, 395

virtual usability tests and, 464–465

See also clickstream analysis

Log files

abandoned pages and, 404

access log elements, 403–404

caching and, 404–406

defined, 403

for dynamically generated sites, 404

generation of, 402, 404

multiple entries from single requests, 404

Loyalty, as competitive survey topic, 431