Evaluate economic reforms passed during woodrow wilson's presidency

Ben is interested in using a source that provides original research, current and developing trends and experts within specific fields. which source should he use?

What undergraduate degree can a student earn at a four-year college (not specific to a field of study)?

Apopulation of bolts has a mean thickness of 20 millimeters, with a population standard deviation of .01 millimeters. give, in millimeters, a minimum and a maximum thickness that includes 68% of the population of bolts.