Which country is not listed as free according to the Freedom in the World 2016 rankings?

Which type of descriptive statistic always involves at least two variables?

A) Measures of variability B) Central tendency measures C) Correlation coefficients D) Both A and C

If a district attorney believes the evidence is strong enough to prosecute, he may

A) ask the grand jury to indict. B) immediately begin trial proceedings. C) sentence the plaintiff. D) assign a lawyer to the defendant. E) begin the investigation.