Question

math

11. For each of the following pairs of events, explain why A and B are dependent or independent (a) Consider the population of U.S. citizens, from which a person is randomly selected. Let A denote the event that the person is a member of a chess club and let B denote the event that the person is a woman. (b) Consider the population of male U.S. citizens who are 30 years of age. A man is selected at random from this population. Let A denote the event that he will be bald before reaching 40 years of age and let B denote the event that his father went bald before reaching 40 years of age. (c) Consider the population of students who attend high school in the U.S. A student is selected at random from this population. Let A denote the event that the student speaks Spanish and let B denote the event that the student lives in Texas (d) Consider the population of months in the 20th century. A month is selected at random from this population. Let A denote the event that a hurricane crossed the North Carolina coastline during this month and let B denote the event that it snowed in Denver, Colorado, during this month. (e) Consider the population of Hollywood feature films produced dur- ing the 20th century. A movie is selected at random from this population. Let A denote the event that the movie was filmed in color and let B denote the event that the movie is a western

Answer 1