Madden, A.D.; Ford, N.J.; Miller, D.; Levy, P.: Children's use of the internet for information-seeking : what strategies do they use, and what factors affect their performance? (2006)
0.01
0.010378927 = product of:
0.03113678 = sum of:
0.03113678 = weight(_text_:p in 615) [ClassicSimilarity], result of:
0.03113678 = score(doc=615,freq=2.0), product of:
0.15676093 = queryWeight, product of:
3.5955126 = idf(docFreq=3298, maxDocs=44218)
0.04359905 = queryNorm
0.19862589 = fieldWeight in 615, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5955126 = idf(docFreq=3298, maxDocs=44218)
0.0390625 = fieldNorm(doc=615)
0.33333334 = coord(1/3)
