Probability Tree
Mean, Median, Mode
Range & IQR
Boxplots
Pot Luck
100
How many times is a coin flipped in this diagram?
Twice
100
This is the formula for?
Mean
100
What is the formula for range?
Range = Xmax - Xmin
100
What is the median of this boxplot?
7
100
What is the capital city of Australia?
Canberra
200
What is the probability of getting two heads?
1/4 or 25%
200
The most common data point is called the...
Mode
200
What does IQR stand for?
Interquartile range
200
What is the range of this boxplot?
9 - 2 = 7
200
A monotreme is an egg laying mammal. There are only two of these in the world. Name one.
Platypus and echidnas
300
What is the probability of getting one head and one tail?
1/2 or 50%
300
The middle data point is called the...
Median
300
What is the formula for IQR?
IQR = Q3 - Q1
300
What is the IQR of this boxplot?
8 - 3 = 5
300
What do we use to measure the height of horses?
Feet, hands, centimetres, metres, tonnes.
Hands
400
What is the probability of choosing a sandwich with swiss cheese?
1/2 or 50%
400
{5, 9, 7} What is the median?
7
400
Which is a more reliable measure of spread, range or IQR?
IQR
400
Does boxplot 1 or 2 have a greater range?
2
400
What is the 5th planet from the sun?
Jupiter
500
Find the probability of choosing a sandwich with chicken or ham.
2/3 or 67%
500
{2, 4, 3}
Calculate the mean.
3
500
What does IQR eliminate that makes it more reliable than the range formula?
Outliers
500
Does boxplot 1 or 2 have a greater IQR?
1
500
One of Australia's greatest bush poets what named...
..... Patterson (What was his first name?)
Banjo