King, D.W.; Bryant, E.C.: ¬The evaluation of information services and products (1971)
0.00
0.0016631988 = product of:
0.014968789 = sum of:
0.014968789 = weight(_text_:of in 4157) [ClassicSimilarity], result of:
0.014968789 = score(doc=4157,freq=4.0), product of:
0.061262865 = queryWeight, product of:
1.5637573 = idf(docFreq=25162, maxDocs=44218)
0.03917671 = queryNorm
0.24433708 = fieldWeight in 4157, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
1.5637573 = idf(docFreq=25162, maxDocs=44218)
0.078125 = fieldNorm(doc=4157)
0.11111111 = coord(1/9)
- Content
- Covers the evaluative and control aspects of: dclassification and indexing processes and languages; document screening processes; composition, reproduction, acquisition, storage, and presentation; usersystem interfaces. Also contains brief and lucid primers on user surveys, statistics, sampling methods, and experimental design.