IGCSE/GCSE/O & A Level/IB/University Student Forum

Qualification => Subject Doubts => GCE AS & A2 Level => Sciences => Topic started by: Twinkle Charms on May 29, 2010, 03:50:51 pm

Title: Bio P4
Post by: Twinkle Charms on May 29, 2010, 03:50:51 pm
do v need 2 knw chi-sqaured test, standard deviation, t-test 4 P4??
Title: Re: Bio P4
Post by: CHEMMASTER6000 on May 29, 2010, 03:54:43 pm
the only test that seem to be on bio p4 is the chi sqared test. how ever the chi squared test in p5 and p4 is differnt . the chi squared test on p4 uses the rations found in the punnett square
Title: Re: Bio P4
Post by: Twinkle Charms on May 29, 2010, 03:59:27 pm
wht do u mean by diff?:S.....
i jst wnt 2 knw wdr v hv 2 knw d calc part or nt?....
is dre a ques in 1 of d past pprz abt chi-squared test??...if so cn u plz tell wch ppr is it in??
Title: Re: Bio P4
Post by: AndrewCedric on May 29, 2010, 04:00:24 pm
They wont appear. Its part of p6. But its just a standard deviation thing anyway.
Title: Re: Bio P4
Post by: Twinkle Charms on May 29, 2010, 04:04:46 pm
They wont appear. Its part of p6. But its just a standard deviation thing anyway.
drz no p6 now so u mean 2 say dt drz no need of studyin it??
Title: Re: Bio P4
Post by: AndrewCedric on May 29, 2010, 05:03:44 pm
Ah sorry. Part of p5. Yes it was part of p6 too back then. Yep. No need to study.
Title: Re: Bio P4
Post by: Twinkle Charms on May 29, 2010, 05:09:10 pm
Ah sorry. Part of p5. Yes it was part of p6 too back then. Yep. No need to study.
ill let her know
Title: Re: Bio P4
Post by: CHEMMASTER6000 on May 30, 2010, 01:49:55 am
look at the nov 05 paper. theres a chi squared test there
Title: Re: Bio P4
Post by: ilmarien on May 30, 2010, 08:13:55 am
I believe that you need to know how to calculate a chi-square test.
Punnett square is definitely a must-know, but student's t-test isn't.
Title: Re: Bio P4
Post by: narnia on May 30, 2010, 01:39:20 pm
look at the nov 05 paper. theres a chi squared test there
nov 05??:S
but ds paper is not wht we r goin 2 appear 4:S.....n there's no chi-sqaured test in it:S