The Tuskegee Syphilis Study violated which of the following ethical principles? O a. Freedom from harm O b. Right to self-determination O c. Right to fair treatment O d. All of the aboveA coefficient is estimated to measure correlation between an item/indicator and a factor in a factor analysis. What is that coefficient calers? a. Factor score O b. Eigenvalue O c. Communality d. Factor loadingBias when conducting research is best described as ) a. conducting endless analyses until one statistically significant result is found O b. providing one of the treatment arms of a trial with an unfair advantage over the other treatment arm in the outcomes being measured c. eliminating subjects from the primary data analysis O d. altering data or fabricating results