Podcast
Questions and Answers
In a positively skewed distribution, what is the relationship between the mean and the median?
In a positively skewed distribution, what is the relationship between the mean and the median?
- Median is greater than mean
- Mean is greater than median (correct)
- Mean and median are equal
- Mean is less than median
How does the median behave in relation to extreme values in a distribution?
How does the median behave in relation to extreme values in a distribution?
- Median is less influenced by extreme values (correct)
- Median equals the mean
- Median is heavily affected by extreme values
- Median always equals the mode
What does a positive skewness in a distribution indicate about the tail?
What does a positive skewness in a distribution indicate about the tail?
- Tail is on the right (correct)
- Tail is on the left
- Tail is symmetric
- Tail is non-existent
Which measure of central tendency is more influenced by extreme values in a skewed distribution?
Which measure of central tendency is more influenced by extreme values in a skewed distribution?
How does the mode behave in a negatively skewed distribution?
How does the mode behave in a negatively skewed distribution?
What do positive and negative values of kurtosis indicate about a distribution?
What do positive and negative values of kurtosis indicate about a distribution?
What measure reflects the degree of asymmetry of a distribution about its mean?
What measure reflects the degree of asymmetry of a distribution about its mean?
How does a negatively skewed distribution affect the relationship between the mean and median?
How does a negatively skewed distribution affect the relationship between the mean and median?
What defines the value of the mode in a distribution?
What defines the value of the mode in a distribution?
How is kurtosis calculated for a sample using the mean and standard deviation?
How is kurtosis calculated for a sample using the mean and standard deviation?
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