From the study by Pepperberg (parrot learning): Explain whether generalisations could be made from the results of the parrot in this study to other parrots.

Mark scheme

Marking points from the official mark scheme (Feb/Mar 2019). The mark or mark type is shown in brackets.

1. [2] Answers can earn full credit for arguing either way or both ways (No mark for just stating 'yes' or 'no'). 1 mark per relevant point. yes: most captive parrots learn to talk, so they must be quite intelligent animals; there is no reason to suppose that Alex was different from any other parrot; no: Alex was only one parrot, so may not be typical of all parrots; Alex was a captive parrot so may not be representative of wild parrots;