Data Presentation and Interpretation (2) Flashcards
1
Q
Calculate lower quartile?
A
n/4
2
Q
n/4
A
Calculate lower quartile?
3
Q
Calculate upper quartile?
A
3n/4
4
Q
3n/4
A
Calculate upper quartile?
5
Q
Calculate interquartile range?
A
Upper quartile - lower quartile
6
Q
Upper quartile - lower quartile
A
Calculate interquartile range?
7
Q
How to find the 11th percentile?
A
11/100 * total frequency
8
Q
11/100 * total frequency
A
How to find the 11th percentile?
9
Q
Formula connecting two variables in coding?
A
y = (x-a)/b
10
Q
y = (x-a)/b
A
Formula connecting two variables in coding?
11
Q
Mean formula of coding?
A
ȳ = (x̄ - a)/b
12
Q
ȳ = (x̄ - a)/b
A
Mean formula of coding?
13
Q
Standard deviation of coding?
A
s_y = s_x / b
14
Q
s_y = s_x / b
A
Standard deviation of coding?