Distributions

Question 1

Normal

Answer 1

Occurs when:
Majority of scores are clustered around mean with a decreasing number above or below the mean

Data is roughly symmetrical

The mean, median and mode are normallu ghe same

Data forms a normal distribution curve

Question 2

Positive

Answer 2

There is a cluster of scores around the lower end of the data set

The curve has a tail on the right

The mean is higher than the median and mode

Most scores are below the mean

Question 3

Negatively skewed

Answer 3

There is a cluster of scores around the higher end of the data set

The curve has a tail on the left

The mean is lower than the median and mode

Most scores are above the mean