Republic of the Philippines CAMARINES SUR POLYTECHNIC POLYTECHNIC COLLEGES Nabua Ca!a"ines Su" COLLEGE OF ENGINEERING
Na!e/ John Aries A. Sarza Yea" an- Section/ CE"2#
2ate/ Friday, July, 2!2 9eathe"/ Cloud
E#ERCISE NO$% DETERMINATION OF PACE FACTOR Title
I$
II$
O&'ECTI(ES The follo)in* a"e the ob+ecti,es of the stu-./ To -ete"!ine the nu!be" of paces un-e"ta0in* b. an in-i,i-ual to a 0no)n -istance$ To i-entif. the -iffe"ent paces fo" e,e". t"ials to a *i,en -istance$ To -ete"!ine the a,e"a*e len*th of an in-i,i-ual1s no"!al step$
PROCE2URE Select a place o" choose a st"etch of le,el *"oun- that is f"ee of obstacles$ Select a point on the *"oun- an- !a"0 it as point A$ Place a "an*e pole3!a"0 on it$ 4"o! point A la. -o)n a 567!ete" -istance )ith the use of the steel tape$ Ma0e su"e that the 567!ete" -istance has been lai- -o)n fi"st befo"e placin* a !a"0in* pin
e,e". 5 !ete"s alon* it$ At the 567!ete" !a"0 on the othe" en- of the -istance !a"0 this as point & an- also place
the secon- "an*e pole on it$ The *"oup lea-e" then *athe"s the !e!be"s at point A $The follo)in* shoul- be obse",e- to
ha,e an o"-e"l. e8e"cise all !e!be"s of the *"oup shoul- )al0 f"o! A to & on the left si-e of the tape an
shoul- )al0 on the "i*ht si-e of the tape f"o! & to A$ Hence the *"oup !o,es in a cloc0)ise -i"ection )al0in* bac0 an- fo"th alon* the tape$ This is to a,oi- )al0in* onto the othe" 1s path that )oul- *"eat affect one1s pace facto" esti!ate
No t)o o" !o"e !e!be"s shoul- )al0 si-e b. si-e o" si!ultaneousl. si!ultaneousl. since one1s pace facto" )oul- be influence- b. the othe" the"eb. not * ettin* a *oo- esti!ate of
one1s pace facto"$ 2on1t shout out lou- )hen countin* one1s pace facto"$ This !i*ht affect the countin* of the othe" *"oup !e!be"s in .ou" ,icinit.$
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XL_ES_JAAS
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Republic of the Philippines CAMARINES SUR POLYTECHNIC COLLEGES Nabua Ca!a"ines Su" COLLEGE OF ENGINEERING
9hen .ou" pace is a bit faste" that the pe"son in f"ont of .ou p"o,i-e so!e
-istance bet)een .ou an- that pe"son$ Upon "eachin* point & the stu-ent fills up the tall. sheet$ He3she "eco"-s the total
nu!be" of paces it too0 hi!3he" to co,e" the 567!ete" -istance$ 4"o! point & the sa!e p"oce-u"e is "epeate- co,e"in* the 567!ete" -istance bac0
to point A$ The nu!be" of t"ials fo" this e8e"cise )oul- be :$ The stu-ent shoul- "eco"- the total nu!be" of paces at the en- of each t"ial$
III$
I($
MATERIALS3E;UIPMENTS Tape Measu"e3567! steel tape Ma"0e"< chal0 !a"0in* pins= 4IGURE3S>ETCH MY PACE FACTOR?????
Figure 1
($
4IEL2 MEASUREMENT 2ATA LINE
NO. OF PACES
TRIAL
1
AB
2
BA
3
AB
4
BA
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50
TAPED DISTANCE(TD)
AVERAGE NO. OF PACES
PACE FACTOR
50m
54paces
0.926m/pace
54
50m
53 53 54
XL_ES_JAAS
John Aries Sarza
7/1/2012 5:54:34 PM
Republic of the Philippines CAMARINES SUR POLYTECHNIC COLLEGES Nabua Ca!a"ines Su" COLLEGE OF ENGINEERING
(I$
5
AB
56
6
BA
55
7
AB
53
CALCULATION a= 2ete"!inin* A,e"a*e no$ of PACES Mean no. of paces
x̄ ? ? ?
?
= total no. of paces for 7trials / distance by pacing
b= 2ete"!inin* Pace 4acto"
∑ x
Pace actor = !istance Paced / Mean no. of paces
n 54 + 53 + 53 + 54 + 56 + 55 + 53 7 378
P4?
7
50 m 54 paces
TD
x
?6$@Bm/pace T!"#e 1
(II$
O&SER(ATION E""o"s a"e ,e". co!!on to so!e e8pe"i!ents3t"ials$ So!eti!es it -epen-s to situation !a.be f"o! the act of natu"e -ue to i!pe"fections in the inst"u!ents use- o" !a.be f"o! hu!an e""oneous$ The"efo"e th"ou*h this the p"ecision an- accu"ac. of !easu"e!ent )ill -efect$ &ase- f"o! the -ata abo,e 5 5D 5D 5 5B 55 5D paces of %st 7:th t"ial "especti,el. a"e close to each othe"$ The"efo"e the set is sai- to be *oo- p"ecision$
(III$ CONCLUSION
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XL_ES_JAAS
7/1/2012 5:54:34 PM
Republic of the Philippines CAMARINES SUR POLYTECHNIC COLLEGES Nabua Ca!a"ines Su" COLLEGE OF ENGINEERING
I *ene"alie- as !. "esult of !. t"ials I *ot 6$@B!3paces of !. pace facto"$ That !eans fo" e,e". %pace I !a0e 6$@B! up$ So I can use !. pace facto" if an- onl. if)ithout an. !easu"in* inst"u!ent I can obtain a *oo- esti!ate of an un0no)n -istance b. usin* !. one1s pace facto"$ 9hen -oin* a su",e. of an a"ea )he"e ce"tain -istances nee- to be ,e"ifie- the use of one1s pace facto" to chec0 these -istances )ithout the nee- of an. -istance7!easu"in* inst"u!ent can p"o,i-e satisfacto". esti!ates$ Since then !. pace facto" is ob,iousl. -iffe"ent f"o! one anothe"$
P"epa"e- b./ 'ohn A"ies A$ Sa"a &SCE7& Sub!itte- to/
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En*"$ Hen". P$ Tu"al-e Inst"ucto"
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