2. Determine whether the following bivariate data are correlated or not. If they are correlated, tell the direction of the association. Evaluate whether the correlation is most likely strong or weak: a. Annual income of the family and floor area of the residence house.
=?
b. Age and price of a car.
=?
c. Gross national product and level of technology of a country.
=?
d. Age and reaction time of persons over 18 years of age.
=?
e. Yearly income and number of year schooling of company owners.
=?