Which U.S. Supreme Court case found that a woman's right to have an abortion is protected by the implied constitutional right to privacy?

When examining the significance of the relationship between two variables, what test should you use?

a) t-test for dependent means b) t-test for independent means c) t-test for the correlation coefficient d) analysis of variance

Which of the following states collects a smaller percentage of their resident's income than Texas?

A) Colorado B) New Hampshire C) South Dakota D) Alaska