Match each type of restriction with an example of its use. Labor law
?
Limitation of two houses
per acre in the residential
section of a town
Banking
regulation
?
Restriction of underage
workers to 20 hours per
week
Land-use law
?
Requiring that 15 percent
of assets be kept on hand
in a vault

Using mr smith and his id, identify two potential internal validity threats that might affect the a—b design. tell me how that threat might impact conclusions in the a—b design. note #1: you cannot use maturation (since i already did that one for note #2: there are some mr smith id threats that won’t have much impact in a single case design.