Ngā kauwhata
What is the name of the horizontal numberline on a graph?
The x-axis
What is the name of the vertical numberline on a graph?
The y-axis
What is the middle number in a data set?
The median
The average of all numbers in a data set?
The mean
What is the fourth planet from the sun?
Mars
Highest point of a graph
Maximum
The lowest point of a graph?
Minimum
What is a sample?
A smaller group of the population (subgroup)
What does PPDAC stand for?
Problem, Plan, Data, Analysis, Conclusion
Name all 9 whetu of Matariki
Matariki, Tupuanuku, Tupuarangi, Waitī, Waita, Waipunarangi, Ururangi, Hiwaiterangi, Pohutukawa
The graph of a straight line?
Linear graph
How fast a graph increases/decreases
Gradient
What is a number variable?
A characteristic of something which is measured by a number
What is a group variable?
A characteristic of something which is measured by a number
Name the muscle on the front of the upper leg
Quadriceps (Quads)
The equation to find the gradient of a graph is "? over ?"
"Rise over run"
An increasing linear graph is a ? linear graph
Positive
What percentage of data sits between the lower quartile and the maximum of a data set
75%
The difference in variables from sample to sample
Sample variation
How many bones do sharks have?
0
The equation of a linear graph
y = mx + c
A decreasing linear graph is a ? lienar graph
Negative
A good sample for a statistical investigation should be ? and ?
Random and unbiased
A range of numbers where there is a 95% chance the population median is inside
Informal confidence interval
When was the treaty of Waitangi signed in Waitangi?
February 6, 1840