Learning Objectives

• Define "distribution"
• Interpret a frequency distribution
• Distinguish between a frequency distribution and a probability distribution
• Construct a grouped frequency distribution for a continuous variable
• Identify the skew of a distribution
• Identify bimodal, leptokurtic, and platykurtic distributions
  

Distributions of Discrete Variables

I recently purchased a bag of Plain M&M's. The M&M's were in six different colors. A quick count showed that there were 55 M&M's: 17 brown, 18 red, 7 yellow, 7 green, 2 blue, and 4 orange. These counts are shown below in Table 1.