| A | B |
| Peterson & Peterson | Duration of STM |
| Miller | Capacity of STM |
| Conrad | Encoding in STM |
| Baddeley | Encoding in LTM |
| Bahrick | Duration of LTM |
| Digit span technique | measures capacity of STM |
| Brown-Peterson technique | measures duration of STM |
| Chunking | tecnique for increasing capacity in STM |
| Encoding | changing information so that it can be stored |
| Duration | How long information stays in STM without rehearsal |
| Retrieval | Locat and access information in memory |
| Study lacks ecological validity | criticism of STM studies |
| study greater in ecological validity | Bahrick study of LTM |
| more than one type of memory | criticism of Baddeley study of LTM |
| Capacity can be increased by chunking | criticism of Miller study of STM |
| trigrams and counting backwards in 3's | procedure of Peterson & Peterson |
| 6 letters presented 0.75 secs | procedure of Conrad STM |
| Remembering digits and recalling them | procedure of Miller STM |
| facial/name recognition and free recall test | procedure of Bahrick LTM |
| words semantically similar or dissimilar | procedure of Baddeley LTM |