A market researcher carried out a study on the relationship between the type of cooking fuel used by a
household during evening and the highest level of the household head. A random sample of 800 households
was collected and the data pertaining to the fuel used and the level of education of a household head
summarized in the contingency table below.
Level of
Education
Cooking fuel
Gas Kerosene Charcoal
Primary 45 25 10
Secondary 125 90 60
Diploma 208 53 64
Degree 72 32 16
Evaluate whether there’s a relationship between the type of cooking fuel used and the level of education of
the household head. Test this at the 5% and 1% level of significance.
Mathbot Says...
I wasn't able to parse your question, but the HE.NET team is hard at work making me smarter.