For a chi-square test, the expected frequencies are calculated values that are intended to produce a sample that is representative of the null hypothesis

If a research finding is considered "objective," it is fundamentally

a. unbiased. b. valid. c. replicable. d. reliable.

Skylar has brown eyes, thin lips, and curly brown hair. Which of these traits is polygenic?

A) Brown eyes B) Thin lips C) Curly hair D) Brown hair