Linear Relationships
Equations
Data
100
What is the vertical axis called?
y-axis
100
If you multiply a number by 3 and get 9, what was the number?
3
100
What is another name for the average?
Mean
200
What is the horizontal axis called?
The x-axis
200
Is x=3 a solution to the equation 4x=10?
No
200
What type of data would be collected if I was taking note of the colour of peoples cars: categorical or numerical?
Categorical
300
What are the coordinates of point D?
(6,3.5)
300
Solve this equation: x+3=10
x=7
300
How many times did 1 occur in this data set?
9 times
400
What is another name for (0,0)?
The Origin
400
If 3x=9, state a false value for x.
Lots of options; anything negative will work!
400
If I ask every student in this room what colour their hair is, is this a sample or a census?
Census
500
What point is 2 units above (0,4)?
(0,6)
500
What is the value missing from this number sentence: 6 x ____ +3 = 9
1
500
Which numbers have the same frequency in this data set?
5 and 6
600
If you walk 5 units left from (8,2), where are you now?
(3,2)
600
What is the missing number here: ____ x 5 = 35
7
600
What is the name of the middle data value in a set?
Median
700
What is the point of intersection of these two li
nes?
(-2,-4)
700
Solve this equation:
6y=24
y=4
700
What is the range of this data set:
1,2,3,1,4,2,5,3,1,6,4
5
800
Does the line y=4x go through the origin?
Yes
800
Solve this equation: y/3=4
y=12
800
What is the mode of this frequency histogram?
50-60
900
If y=4x, what is y when x=4?
16
900
Solve this equation: 2x+4=20
x=8
900
Calculate the mean for this data set:
5, 5, 10, 15, 25
12
1000
What is the rule for this table?
y=3x
1000
The sum of 12 and a number is 20. What is that number?
8
1000
Student A has a maths test average of 60% but a range of 20%
Student B also has a maths test average of 60% but has a range of 40%.
Which student got the highest exam mark?
Student B, as their range is bigger