Displaying 2 results from an estimated 2 matches for "realationship".
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ralationship
2006 May 16
1
:conditions on has_one realationship
Hi there,
I''m currently building a membership application and I want to be able
to select, not just all the memberships, but the most current
membership from the database on a per user basis. I have linked the
tables as shown:-
class Membership < ActiveRecord::Base
belongs_to :payment
belongs_to :person
end
class Person < ActiveRecord::Base
has_many :memberships
2007 Jun 12
2
Data transformation for chi-square test.
...540
6 2 310
7 4 169
8 6 647
9 3 347
10 4 567
I would like to use this dataset with chi-sqare analysis to see if there is
any realationship between family member and medical cost (more members in a
family will rise their medical cost?) I have found the pacage called stats,
but I think need to transform the dataset into a contingency table as I
read from books. I am not sure if I correct, I think the table should looks
like:...