When testing for independence in a contingency table with r rows and c columns, the degrees of freedom for the test statistic would be:

Factory rent, as well as factory property taxes and insurance, are included in manufacturing overhead

Indicate whether the statement is true or false

Public e-marketspaces are

A) usually B2B markets. B) often owned by a third party or consortium. C) usually regulated by the government. D) all of the above.