This discussion is closed.
kat_r
Badges: 0
Rep:
?
#1
Report Thread starter 14 years ago
#1
Does anyone know if we have to have 3 variables in our A2 cw? I do 4 chemistry and was just wondering if this was goin 2 b the case for bio. Would ask my teacher but i dont have one at the moment
0
wednesburywench
Badges: 2
Rep:
?
#2
Report 14 years ago
#2
in ours we do have to change the variable 3 times, eg 3 different phs, temps etc. 3 or 4 my bio teacher sed but atleast 3....
0
oxymoron
Badges: 7
Rep:
?
#3
Report 14 years ago
#3
I think how many variables you need depends on the experiment ... but I was always told (for A level coursework) that at least 5 data points were needed in order to get a good graph.
0
X
new posts
Back
to top
Latest
My Feed

See more of what you like on
The Student Room

You can personalise what you see on TSR. Tell us a little about yourself to get started.

Personalise

University open days

  • University of Bradford
    Undergraduate and Postgraduate Open day Postgraduate
    Thu, 24 Oct '19
  • Cardiff University
    Undergraduate Open Day Undergraduate
    Sat, 26 Oct '19
  • Brunel University London
    Undergraduate Open Day Undergraduate
    Sat, 26 Oct '19

Would you turn to a teacher if you were being bullied?

Yes (95)
24.42%
No (294)
75.58%

Watched Threads

View All