Which is an extrusive igneous rock? rhyolite

coal

andesite

granite

Doctors recommend that both men and women take an aspirin every day to prevent heart attacks. however, the sample in the research study only contained men. the problem with doctors making this aspirin recommendation reflects a bias.

Astudent answers 86 problems on a test correctly and receives a grade of 98% how many problems were worth the same number of points

Mankiw attributes – chapter 1 and his 10 principles – differences in living standards within a countryover time and across countries at a moment in time to: a. the presence or absence of inflation and unemployment.b. the allocation of resources between private markets and the public sector.c. those that have dealt successfully with the efficiency v. equality tradeoff and those that haven’t.d. differences in productivity.e. ones that think at the margin and respond to incentives and those that don’t.