We say that the design of a study is biased if
a. the sample isn’t perfectly representative of the population.
b. you get a sample result that differs from the true value.
c. it is very likely to underestimate or very likely to overestimate the value you want to know.
d. the correlation is greater than 1 or less than –1.
e. an observational study was used when an experiment would have been feasible.

The defendant and an accomplice were on trial together for burglary. both had given confessions implicating themselves and their accomplice. at trial, the defendant maintained that his confession had been obtained through improper coercion by the police. for the purpose of countering the claim of coercion, the prosecution seeks to place the accomplice’s confession into evidence. after objection by the defendant’s counsel, the judge agrees to issue a limiting instruction to the jury that the confession is to be considered only with regard to the question of whether the defendant’s confession was coerced. may the accomplice’s confession be admitted under that condition?

The president vetoes a bill proposed to become law by congress. in this situation, what happens to the bill?

All of the following statements point out negative aspects of the gilded age except: a. politicians gave government jobs to political supporters. b. political bosses cheated large cities out of millions of dollars. c. industrialists bribed members of congress to ensure favorable votes. d. in 1903, wisconsin became the first state to hold primary elections.