Bivariate Graphs
What order do you plot coordinates in?
(x,y)
Identify the independent variable:
Sigrid is interested in how different types of stress affect a patients heart rate.
type of stress
How many outcomes are there for tossing a coin?
2
What is the formula for simple interest?
I = Pin
Favourite Food?
Chips and Gravy
Complete a table of values for 1-4 using the equation:
y = 2x+1
x 1 2 3 4
y 3 5 7 9
Identify the dependent variable:
Sigrid is interested in how different types of stress affect a patients heart rate.
heart rate
How many outcomes are there for rolling a standard dice?
6
What is one of the formulas for compound interest?
A = P (1+i) ^n
Coffee or Tea?
Neither
Complete a table of values for 5 to 8 using the equation:
y = 2x
x 5 6 7 8
y 10 12 14 16
The independent variable goes on what axis?
x axis
How many outcomes are there for tossing a coin and rolling a standard dice?
2 x 6 = 12
$780 invested at 4.5% for 4 years
$140.40
Favourite Colour?
Sage green/mint
Complete a table of values for -3 to 0 using the equation:
y = 3x
x -3 -2 -1 0
y -6 -4 -2 0
The dependent variable goes on what axis?
y axis
How many outcomes are there for rolling a 6 sided and an 8 sided dice?
6 x 8 = 48
Compound interest?
$2480 at 3.2% pa compounded annually for 3 years
$2725.78
Teaching Areas?
Maths, Biology, Psychology