Bivariate Data
How would you describe the eye colour of a person in terms of the type of data
Categorical Ordinal
Two other ways to say the explicit formula
-rule for the nth term
-general rule
What is Eular’s rule
V+F-E=2
(1+i/n)n+1 is a formula for
Effective annual interest rate
What’s a pirates favourite measure of correlation
R
Another word for a Segmented Column Graph
100% Stacked Column Graph
The 20th term of an arithmetic sequence is 119. If d=4, find a
What does Hamiltonian mean?
You can visit all nodes only repeating the first and last node to make it fully Hailtonian or a cycle.
What’s the handy rule for determining payments in a perpetuity
Q=Pr
How do wasps go to sleep?
Most wasps grasp onto a small twig with their mandibles at night and sleep at right angles to the ground
How do you calculate a residual
Y - yhat
For the geometric sequence 3,6,12,… find the nth term
Tn=3x2n-1
What makes a graph ‘simple’
No loops, weighted lines, directed edges or multi edges.
Three ways something can depreciate
By flat rate
by unit cost
Reducing balance depreciation
What noise annoys an Anenome?
Any noise annoys an anenome but a noisy noise annoys an anenome more?
An outlier will ____ the data
Skew
Find r for the sequence
4/3, 1/3, 1/12
1/4
Name 3 platonic solids
Tetrahedron, cube, octahedron
The value of a new car is $26000. Find the book value of the car after 4 years if it depreciates each year by 8% of its book value.
26000x0.924=$18626.22
Who’s the undisputed king of WA Maths. We should put his picture up in the corner of the room?
Charlie Watson
How is a residual plot useful?
Allows us to determine when a relationship is linear when data points are evenly distributed above and below the line of least Squares regression
Find the equation which will allow you to find the nth term in the format of Tn=an+b. The first 3 terms are 2.5, 3.2, 3.9
Tn=0.7n+1.8
The adjacency matrix for a directed graph is not ……
Symmetrical
A sum of $60000 was borrowed at an interest rate of 9%p.a. It was agreed that the loan had to be paid in equal repayments over 10 years. Determine the monthly repayment.
760.05
What breed of cow is on the board?
Holstein.