1. Scientists should evaluate claims by beginning with the assumption that:

a. all claims are false

b. all claims are true

c. only accept claims made by people with a PhD

d. only accept claims from reputable sources

2. What is the purpose of using tables and figures in scientific publications?

a. to present large amounts of information efficiently

b. to make data more comprehensible

c. to facilitate understanding of the work

d. all of these