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How can you tell if data is skewed on a box plot?
If the median is exactly in the middle of the box, and the box is exactly in the middle of the whiskers, then skewness = 0. The data are skewed if either the median is off-centre in the box, or if the box is off-centre overall.
Does all data have a mean median or mode?
No, not all data sets have a mode but all data sets have a mean and median.
Which graphic display shows the median and data spread about the median?
A frequency diagram or, for grouped data, an histogram.
Can the median be used to describe both a categorical data and numerical data?
No. A median makes no sense for categorical data. For example, if you have 10 red cars, 15 blue cars and 20 black cars, what is the median?
What is median grade in 5th grade?
the median in math is the middle number of your data for example: 1,3,5,7,9. the median in that is 5.
What does the median of a set of data tell you?
The median is the midpoint of the data set. So half the observations are greater than the median and half are smaller.
What does the median tell you about the distribution of a set of data?
the midpoint of the data set
When the median and mean are substantially different what does that tell you about the data?
I think it means that our data includes outliers.
What is median in the set of data?
The median in a set of data, would be the middle item of the data string... such as: 1,2,3,4,5,6,7 the Median of this set of data would be: 4
What is the median if the range is 8-20?
It's impossible to tell given the data. The median is the value dividing the half of the elements above the value and the half below it.
What does mean mode and median have in common?
They all describe data set or data sets,hey tell you how far apart they are from each other.
Does some quantitative data sets do not have a median?
No, they must have a median. However, if the data set is of even order, the median may not belong to the data set. For example, the median of 1,2,3,10 is halfway between 2 and 3 or 2.5 which is not a data point.
What divides a set of data in half?
Median
Which is the middle number in a set of data?
Median .
How can you tell if data is skewed on a box plot?
If the median is exactly in the middle of the box, and the box is exactly in the middle of the whiskers, then skewness = 0. The data are skewed if either the median is off-centre in the box, or if the box is off-centre overall.
Should The mean or median be used in ordinal data?
The median is used when reporting ordinal data.
Does all data have a mean median or mode?
No, not all data sets have a mode but all data sets have a mean and median.
