13. In a report titled, “Secondhand Smoke: Is It a Hazard?” (Consumer Reports, January 1995, pp. 27–33), 26 studies linking secondhand smoke and lung can-cer were summarized by noting, “those studies estimated that people breathing secondhand smoke were 8 to 150 percent more likely to get lung cancer sometime later” (p. 28). Although it is not explicit, assume that the statement refers to a 95% confidence interval and interpret what this means.