Statistics Flashcards
1
Q
Median
A
middle number (ascending/descending order)
average between the two middle scores
2
Q
Formula for median
average between the two middle scores
A
n+1/2
n=no. of variables
3
Q
Mode
A
value that occurs the most
4
Q
Formula for Mean
A
total value divided by no. of variables
5
Q
Mean
A
average/ frequency
6
Q
when do we use line graphs?
A
trend over time
7
Q
when do we use pie charts?
A
relative size of a data in proportion to the entire data set
part of a whole/ fraction
8
Q
for funsies cos on summary
four stages of statistical study
A
collection-organisation-display-interpretation
