QNT/351 Week 2, three post

1) Question: (Calculating statistical Data): Can mean, median, or mode be calculated from all statistical data? Explain why or why not. When is the mean the best measure of central tendency? When is the median the best measure of central tendency?
2) Question: Class, what does it mean when the data is multimodal? Provide an example. Words: 75
3) Question: (Data Distribution): What are the various methods one can use to identify the shape of data distribution collected for research study? Why it is important to know the shape of distribution? How it can be used in decision making? Provide examples other than those already posted in class?