Page:Memory (1913).djvu/108

3) With derivation of the series by skipping three intermediate syllables.

The original series were learned in x seconds	The corresponding derived series, in y seconds	The latter, therefore, with a saving of z seconds
x=	y=	z=
1282	1347	―65
1202	1131	71
1205	1157	48
1303	1271	32
1132	1098	34
1365	1235	130
1210	1145	65
1364	1176	188
1308	1175	133
1298	1209	89
1286	1148	138
m 1269	1190	78

4) With derivation of the series by skipping seven intermediate syllables.

x=	y=	z=
1165	1086	79
1265	1295	―30
1197	1091	106
1295	1254	41
1233	1207	26
1335	1288	47
1321	1278	43
1344	1275	69
1322	1328	―6
1224	1212	12
1294	1217	77
m 1272	1230	42

5) With derivation of the series by retaining the beginning and end syllables and arranging the remainder by chance.

1305	1302	3
1181	1259	―78
1207	1237	―30
1401	1277	124
1278	1271	7
1302	1301	1
1248	1379	―131
1237	1240	―3
1355	1236	119
1214	1142	72
1147	1101	46
m 1261	1250	12