logistic regression
basics of, 251–254
definition of, 12, 210
disadvantages of, 266–268
evaluating, 257–265
sample size for, 268–269
using, 249–250, 255–257
lognormal distribution,
36, 125, 353–354
logrank test,
317–325, 328–330
longitudinal research, 90
lost to followup (LFU),
303–304, 308–309
LOWESS (locally weighted scatterplot smoothing) curvefitting,
12, 286–290
lung cancer, 296–298
M
Mann, Henry (professor), 141
MannWhitney U test,
47–49, 143, 362
MantelCox test.
See logrank test
MantelHaenszel chisquare test,
168
margin of error (ME), 134
marginal totals, 160
masking, 66, 70, 171
mathematical expressions, 15
mathematical operations, 18–25
matrix, 26
matrix algebra, 26
maximum value, 222
ME (margin of error), 134
mean
arithmetic, 115–116
compared to other values, 142–157, 362
confidence limits, 134–135
mean square (mean Sq), 155
measurements, 63–64, 102–103