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Which of the following is likely to have a mean that is smaller than the median?
A) The salaries of all National Football League players
B) The scores of students (out of 100 points) on a very easy exam in which most score perfectly but a few do very poorly
C) The number of text messages sent by students and faculty at a large university
D) The scores of students (out of 100 points) on a very difficult exam on which most score poorly but a few do very well
Mean
The average of a set of numerical values, calculated by summing them together and dividing by the number of values.
Median
The middle value in a data set, which separates the higher half from the lower half of the dataset.
National Football League
A professional American football league consisting of 32 teams, divided equally between the National Football Conference (NFC) and the American Football Conference (AFC).
- Identify the correct measures of central tendency and variability for various data types.
- Acquire knowledge of and apply the notions of skewness in the spread of data.
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Learning Objectives
- Identify the correct measures of central tendency and variability for various data types.
- Acquire knowledge of and apply the notions of skewness in the spread of data.
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