Central to the idea of variance components models is the idea of fixed and random effects. Each effect in a variance components model must be classified as either a fixed or a random effect. Fixed ...

When some model effects are random (that is, assumed to be sampled from a normal population of effects), you can specify these effects in the RANDOM statement in order to compute the expected values ...

Part of our PGR training programme, this event is open to PGR students only, including MA, MRes and PhD students. Please click 'book now' to sign up in advance. Training leader: Matt Hunt Gardner ...