The mean credit card debt among households in one state is $8400. A hypothesis test is to be performed to decide whether the mean credit card debt for households in the formerly affluent town of Rich-No-More differs from the mean credit card debt for the state.

> > objectives define federalism and explain why the framers adopted a federal system instead of a unitary system. categorize powers delegated to and denied to the national government, and powers reserved for and denied to the states, and the difference between exclusive and concurrent powers.

Arguments made against free trade include all of the following exceptdumping is an unfair trade practice that puts domestic producers of substitute goods at a disadvantage that they should be protected against.national defense considerations justify producing certain goods domestically whether the country has a comparative advantage in their production or not.free trade is inflationary and should be restricted in the domestic interest. if foreign governments subsidize their exports, foreign firms that export are given an unfair advantage that domestic producers should be protected against.infant industries should be protected from free trade so that they may have time to develop and compete on an even basis with older, more established foreign industries.

Explain the chemical change the causes corrosion