are their ties or no ties (independence)?
DESCRIPTION
Are their Ties or No Ties (independence)?TRANSCRIPT
Does your rank ordered data have ties?
The question before you at this point is:
“Are there ties among the rank ordered data I’m working with or not?”
The question before you at this point is:
“Are there ties among the rank ordered data I’m working with or not?”
Your options of course are:
Your options of course are:
There are NO TIES
There are TIES
Let’s consider an example:
You have been asked to determine if gender and spelling bee competition rankings are independent of one another.
You have been asked to determine if gender and spelling bee competition rankings are independent of one another.
Spelling Bee Participants
Gender Spelling Bee Rank
A 1 6th
B 2 6th
C 2 4th
D 2 2nd
E 1 7th
F 1 1st
G 2 3rd
You have been asked to determine if gender and spelling bee competition rankings are independent of one another.
Spelling Bee Participants
Gender Spelling Bee Rank
A 1 6th
B 2 6th
C 2 4th
D 2 2nd
E 1 7th
F 1 1st
G 2 3rd
Notice that these two
spelling bee participants have a tied
ranking
When the rankings are tied you will use a statistical method called Kendall’s Tau.
When the rankings are tied you will use a statistical method called Kendall’s Tau.
Spelling Bee Rank
6th
6th
4th
When the rankings are tied you will use a statistical method called Kendall’s Tau.
When the rankings are not tied you will use a statistical method called Spearman’s Rho.
Spelling Bee Rank
6th
5th
4th
Spelling Bee Rank
6th
6th
4th
Which option would be most appropriate for the data set you are working with:
There are NO TIES
There are TIES