Sharp El531wh User Guide
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Arc t r igo no m etr ic fu nctio ns, t h e inve rse o f t r igo no m et-
r ic fu nctio ns, a re u se d t o d ete rm in e a n a n gle fr o m r a tio s
of a r ig h t t r ia n gle. T he c o m bin atio ns o f t h e t h ree s id es
are s in-1, c o s-1, a n d t a n-1. T heir re la tio ns a re ;
A rc Tr ig o nom etr ic F uncti o ns
[DEG mode]
(a rc s in e) D ete rm in es a n a n gle b ase d o n t h e r a tio
b/a o f t w o s id es o f a r ig h t t r ia n gle .
(a rc c o sin e) D...](http://img.usermanuals.tech/thumb/68/103095/w64_el531wh-user-guide-1512490741_d-22.png "Page 23
22
Arc t r igo no m etr ic fu nctio ns, t h e inve rse o f t r igo no m et-
r ic fu nctio ns, a re u se d t o d ete rm in e a n a n gle fr o m r a tio s
of a r ig h t t r ia n gle. T he c o m bin atio ns o f t h e t h ree s id es
are s in-1, c o s-1, a n d t a n-1. T heir re la tio ns a re ;
A rc Tr ig o nom etr ic F uncti o ns
[DEG mode]
(a rc s in e) D ete rm in es a n a n gle b ase d o n t h e r a tio
b/a o f t w o s id es o f a r ig h t t r ia n gle .
(a rc c o sin e) D...")
30 The t a b le b elo w s u m m ariz e s t h e d ate s in A pril w hen c h erry b lo sso m s b lo om , a n d t h e ave ra ge t e m pera tu re fo r M arc h in t h at s a m e a re a. D ete rm in e b asic s ta tis tic al q uan tit ie s for d ata X a n d d ata Y b ase d o n t h e d ata t a b le. 621 3 D ata t a ble 3 S e le ct d ual- v aria b le s ta tis tic s m ode a n d li n ear r e gre ssio n c alc u la tio n in s u b-m ode. Ye ar198319841985198619871988198919 9 0 Ave ra ge t e m pera tu re6.27 .06 .88 .77 .96 .56 .18.2 D ate blo sso m s blo om13 9115 712157 x y DEGSTAT DEGSTAT DateTe m pera tu re 61 5 827 DEGSTAT ...... DEGSTAT O pera tio nD is p lay Stat 1 DATA SET= DATA SET= DATA SET= 1
31 7.175(Ave ra ge fo r d ata x ) 0.9 73579551(S ta n d ard d evia tio n fo r d ata x ) 0.910 70028(S ta n d ard d evia tio n o f t h e p o pula tio n fo r d ata x ) 9.8 75(Ave ra ge fo r d ata y ) 3 .4 40826313(S ta n d ard d evia tio n fo r d ata y ) 3 .218 598297(S ta n d ard d evia tio n o f t h e p o pula tio n fo r d ata y ) 8(To ta l c o unt o f d ata ) 5 7.4( S u m o f d ata x ) 418.4 8(S u m o f d ata x r a is e d t o t h e s e co nd p o w er) 5 44.1(S u m o f t h e p ro duct o f d ata x a n d d ata y ) 7 9(S u m o f d ata y ) 8 63(S u m o f d ata y r a is e d t o t h e s e co nd p o w er) L et’s c h eck t h e re su lt s b ase d o n t h e p revio us d ata . C alc u la te s t h e s u m o f t h e p ro duct fo r s a m ple d ata x a n d s a m ple d ata y. C alc u la te s t h e s u m o f t h e d ata ( s a m ple d ata y ). C alc u la te s t h e s u m o f t h e d ata ( s a m ple d ata y ) r a is e d t o t h e s e co nd p o wer. C alc u la te s t h e ave ra ge v alu e o f t h e d ata ( s a m ple d ata y ). In a d dit io n t o t h e 1-v aria b le s ta tis tic key s, t h e fo ll ow in g key s h ave b een a dd ed fo r c alc u - la tin g 2 -v aria b le s ta tis tic s. C alc u la te s t h e s ta n d ard d evia tio n o f a d ata p o pula tio n ( s a m ple d ata y ). C alc u la te s t h e s ta n d ard d evia tio n fo r t h e d ata ( s a m ple d ata y ). N OTE: The c o des fo r b asic s ta tis tic al q uan tit ie s o f s a m ple d ata x a n d t h eir m ean in gs are t h e s a m e a s t h o se fo r s in gle -v aria b le s ta tis tic al c alc u la tio ns. “ A N S” K EY S F O R 2 -V AR IA B LE S TATIS T IC S