radicoNormal distributions 

radix 

RadonNikodym theorem 

Raikov's theorem 

raising factor 

random 

random allocation design 

random axis 

random balance design 

random bifurcation 

random component 

random distribution 

random effects model 

random error 

random event 

random impulse process 

random linear graph 

random Normal scores test 

random order 

random orthogonal transformation 

random process 

random sample 

random sampling error 

random sampling numbers 

random selection 

random series 

random start 

random tesselation 

random variable 

random walk 

randomisation 

randomisation tests 

randomised blocks 

randomised decision function 

randomised fractional factorial designs 

randomised model 

randomised response 

randomised significance tests 

randomised test 

range 

range chart 

rank 

rank correlation 

rank order statistics 

rank scores 

rank transformation 

rankit 

rankrandomisation tests 

RaoBlackwell theorem 

RaoKupper model 

Rao's scoring test 

ratio 

ratio delay method 

ratio estimator 

ratio scale 

rational trend 

raw moment 

raw score 

Rayleigh distribution 

Rayleigh tests 

realisation 

reciprocal scaling 

record linkage 

records tests 

recovery of information 

rectangular association scheme 

rectangular distribution 

rectangular lattice 

rectified index number 

rectifying inspection 

rectilinear trend 

recurrence game 

recurrence time 

recurrent Markov chain 

recurrent state 

recursive algorithm 

recursive system 

reduced design 

reduced equations 

reduced form method 

reduced inspection 

reduced sample 

reduced variate 

reduction of data 

ReedFrost model 

ReedMünch method 

reference period 

reference set 

reflecting barrier 

refusal rate 

regenerative process 

region of indifference 

region of preference 

regressand 

regression 

regression coefficient 

regression curve 

regression dependence 

regression diagnostics 

regression estimate 

regression line 

regression surface 

regression weight 

regressogram 

regressor 

regret 

regular best asymptotically normal estimator 

regular estimator 

regular group divisible incomplete block design 

regular Markov renewal process 

regular state 

regular stationary point process 

reification 

rejectable quality level 

rejection error 

rejection line 

rejection number 

rejection region 

rejective sampling 

relative area of transvariation 

relative efficiency (of a sample design) 

relative efficiency (of a test) 

relative efficiency (of an estimator) 

relative frequency 

relative index 

relative information 

relative potency 

relative precision 

relative risk 

relative variance 

relaxed oscillation 

reliability 

reliability coefficient 

relvariance 

remote sensing 

renewal density 

renewal distribution 

renewal function 

renewal process 

renewal theorem 

renewal theory 

repeated measures design 

repeated survey 

repetition 

repetitive group sampling plan 

replacement 

replacement process 

replication 

representative sample 

reproducibility 

resemblance 

residual 

residual effect 

residual sum of squares 

residual treatment effect 

residual variance 

residual waiting time 

resistant techniques 

resolvable balanced incomplete block design 

resolvable designs 

response 

response error 

response metameter 

response surface 

response surface designs 

response time distribution 

Restimator 

restricted chisquare test 

restricted maximum likelihood 

restricted randomisation 

restricted sequential procedure 

retrospective study 

return period 

return states 

return time 

reversal design 

reversal test 

reversible relation 

Rhodes' distribution 

Rice distribution 

ridge regression 

ridit analysis 

Riemann distribution 

right and wrong cases method 

right angular design 

Ripley's statistics 

risk 

risk function 

RobbinsMunro process 

robust estimator 

robustness 

Room's squares 

root estimator (of mean) 

root mean square deviation 

root mean square error 

rose diagram 

Rosenbaum's test 

rotatable design 

rotation 

rotation sampling 

roughness penalty 

Round Robin design 

rounding 

route sampling 

Rtechnique 

ruin problems 

runs 

Rutherford's contagious distribution 
