Deseret evening news. [volume] (Great Salt Lake City [Utah]) 1867-1920, 1892-04-12
MEMORY Ann rnr ,Gr.
TiiFR CiusE RELATIONSHIP SHOWN
by IslTNIsTINu l,NrEIALNIs.

IFoiioH ddroh.sr.
Memory tU-,- were miue darling 1891
on some 1000 pupils Of TIT. city ia opu-
nectiUu with the recent auihfopOiOgical
measurements taken under the difeC.
ton uf Dr. Franz B0ls. The subjects
OF the tests Included members VI the
Grammar schools above the second
rrair, vi the State Nurm1l school aud
uf The senior and second yp1f elias, nt
TIM High school. The method ~ max
Ing the trtts wne tliis in url,i: 4 series
" numbers. In which the digits did
not stand Ia the accustomed order, M
siugle digit being repeated, was resd
before each Class to bc 'vstCd.
Zach claps WAS tested on four scpa.
rate OCCASIONS, Ia several Instances
where the purpose was IN detcrmin
thp .fl,c. Vi fatigue on the memory,
the tcsts being made helOr. ami after
School After the reading tue pupils
" rote down the uumbrts ~ they re-
called them. Twelve numbers cDuEli-
tuird single test; . OF dlgits; o Of IS;
sol 7,8of 5, IN the lower grades. IL
The higher grades ami ,u thV High
School the INST three observations
were made with numbers O.! ria
iigits, aud In the Normal School with
seven. Different combinations were
given attne different schools, Uut tue
tests were essentially uniform. After
several trials pupils learned the mum.
Der ri dipit- to expect nj each test, and
gave their attention mort 10 retaining
The ilguTta la thUir respective places.
Among the fact, nu.ci are thrso:
puuils ~ yeafs aud over DO not re-.
member tx dlgits m well ~ pupils =
year younger. Pupils VI 10 years and
under I fall below thusu Of Dsnd under
10. Iuo usmofy span Increases with
age rsthef ,hRn with the growth Of in.
,eliiyenca. Us determined by the tests
used for promoting pupils from one
grade 10 another. rhv tcsts do not ap.
Ills To the fclentivenCss o. the memory:
they may be considered Is n test OF the
power ri concentrated attention aud
The time II cat be kept up.
The results OF the computations,
based ON the data collected, have been
! plOiiel on charts 10 graphically repre-
sent several points. The lines Joining
the points representing respective per-
contggts of correctness Ia the tosts aie
admirably summarized In eight con.
Clusi0us. First-rho memory spsu
increases with age rather than with
the growth Of intelligence; experience
IL a better school than books. Second
The memory span measures the
power Of concentrated and prolonged
attention. Third-pupils unconscious
~ remember digit- that they heard
tue day before when digits are read
them second time. Fourth-Tht
tests do not show the effects Of
fatigue when made after dny's work,
showing the work IN the schools Is moi
excessive. (5l Memory In ages passes
through three stages in leaving tile
mind. l6l Ideas previously in The
mind aud associated forms Of ideas are
factors la causing confusion Of the
memory image nnd lts final lose, (7l
There isan apparent tendency 10 over.
estimate he number Of Ideas presented
10 tho mind when the number Of ldeaS
Is slightly greater than the memory
spRu, but the general rule II 10 under.
estimate the number. (sl Ideas, cN.
cept the last NJ series, are more last
ing In inverse orueg a. removal from
the beginning OF the ssrIea In which
they occur.