Formulas and Equations
This is the new equation when 'y' is made the subject of the equation 3x - y = 11
y = 3x + 11
(add y to both sides first, then subtract 11 from both sides)
father, stand, master
grand
This is the median of this set of data:
1, 2, 3, 4
2.5
This is what you would use to pay for a coffee
Money
This is the formula of line in gradient-intercept form
y = mx + c
This is the formula for calculating time
Distance/Speed
D
S T
day, over, life
time
This is the name for the term often abbreviated as Q₁
Lower Quartile
(Q0 - minimum, Q1 - lower quartile, Q2 - median, Q3 - upper quartile, Q4 - maximum) --> five number summary
This word can precede "defense" in basketball or NFL
Zone
These are the three key features of a line graph
x-intercept, y-intercept and gradient
This is the operation we do when converting from km/h to m/s
Divide by 3.6
fly, place, man
fire
This is the data collection method used when selecting every 10th person listed in order of height.
Systematic Sample
DAILY DOUBLE
Limestone
This is the two-word phrase that completes the following sentence:
"If y = kx, then y is _______ ____________ to x"
directly proportional
This is the time it takes for someone with 0.05 BAC to clear their system completely of alcohol.
3h 20min
(0.05/0.015)
DAILY DOUBLE
work
This is the type of categorical data collected when completing a survey of satisfaction levels (e.g., very unsatisfactory to very satisfactory)
(Categorical) Ordinal
Non-numeric data that has an inherent order.
This is what a queen expects from her loyal subjects?
Honey
This is the gradient of a line that passes through the points (3, 3) and (4, 1)
-2
(rise = -2, run = 1 --> -2/1 --> -2)
This is the name given to the following rule associated with medication dosages:
Age in years
Child Dosage = _______________ * Adult Dosage
Age in years + 12
Young's Rule/Formula
wealth, place, sense
common
This is the two-word phrase used to describe a dataset with a lot of large scores and less smaller scores
Negatively skewed
This word, describing a difficult task comes from the Latin word for "burden"
Onerous
This is the gradient of the following line:
2y + 3x = 1
-3/2
(always rearrange the equation into gradient-intercept form first)