Normal Distribution Flashcards
1
Q
How do you represent normally distributed data?
A
2
Q
What are the characteristics of the normally distributed curve?
A
Symmetrical
Continuous
Mode= median= mean
Total area under curve = 1
3
Q
What percentage of the data is within 1 standard deviation, 2 and 3?
A
- 68%
- 95%
- 99.7%
4
Q
What is the formula for standardising X results ?
A
Where Z has a mean of zero and standard deviation of 1
5
Q
A
6
Q
A
7
Q
A
8
Q
A
9
Q
A
