19. Quiz: Shape and Outliers (What's the Impact?)
Mean vs. Median
QUIZ QUESTION::
Match the distribution shape with the correct relationship in comparing the mean to the median.
ANSWER CHOICES:
|
Shape |
Comparison |
|---|---|
Mean is less than the Median. |
|
Cannot be Determined. |
|
Mean is greater than the Median. |
|
Mean is equal to the Median. |
SOLUTION:
|
Shape |
Comparison |
|---|---|
|
Mean is less than the Median. |
|
|
Mean is greater than the Median. |
|
|
Mean is equal to the Median. |
Which are true?
SOLUTION:
- Normally distributed data must have a mean equal to the median.
- Histograms and box plots are both used to plot quantitative data. They cannot be used to plot categorical data.
- A box plot relates directly to the 5 number summary.