distributions Flashcards
1
Q
what is a normal distribution?
A
a symmetrical spread of frequency data that forms a bell-shaped pattern, the mean median and mode are all located at the highest peak
2
Q
what is skewed distribution?
A
a spread of frequency data that isn’t symmetrical, where the data clusters to one end
3
Q
define postitive skew
A
a type of frequency distribution in which the long tail is on the positive (right) side of the peak and most of the distribution is concentrated on the left
4
Q
define negative skew
A
a type of frequency distribution in which the long tail is on the negative (left) side of the peak and most of the distribution is concentrated on the right
