Types of distributions

• What is skewed distribution?

  A distribution where the data is not evenly spread out and is concentrated towards one side.
• what is normal distribution?

  a symmetrical spread of frequency of data.

  the mean, median and mode are all located at the highest peak

  
• what is a positive skew?

  The long tail is on the positive side (right) of the peak

  most of the distribution is concentrated on the left

  
• what is a negative skew?

  the long tail is on the negative side (left) of the peak

  most of the distribution is concentrated on the right