Phi Delta Kappa (PDK) is an international professional organization for educators that, in collaboration with Gallup,...

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Phi Delta Kappa (PDK) is an international professional organization for educators that, in collaboration with Gallup, has been conducting polls on the public's attitudes toward the public schools since 1969. The following was one of the questions on the most recent poll conducted June 4-13, 2011: "Most teachers in the nation now belong to unions or associations that bargain over salaries, working conditions, and the like. Has unionization, in your opinion, helped, hurt, or made no difference in the quality of public school education in the United States?" The respondents' answers broken down by party affiliation is shown below: Helped Hurt Made no difference Don't know/refused TOTAL Republican 290 35 197 52 6 Democrat 146 78 105 12 341 Independent 341 69 178 90 4 TOTAL 250 453 247 22 972 Calculate the conditional distribution of opinion on unions given political affiliation. Round to 3 decimal places if necessary. Helped Hurt Made no difference Don't know/refused TOTAL Republican Democrat Independent 1 1 1 Phi Delta Kappa (PDK) is an international professional organization for educators that, in collaboration with Gallup, has been conducting polls on the public's attitudes toward the public schools since 1969. The following was one of the questions on the most recent poll conducted June 4-13, 2011: "Most teachers in the nation now belong to unions or associations that bargain over salaries, working conditions, and the like. Has unionization, in your opinion, helped, hurt, or made no difference in the quality of public school education in the United States?" The respondents' answers broken down by party affiliation is shown below: Helped Hurt Made no difference Don't know/refused TOTAL Republican 290 35 197 52 6 Democrat 146 78 105 12 341 Independent 341 69 178 90 4 TOTAL 250 453 247 22 972 Calculate the conditional distribution of opinion on unions given political affiliation. Round to 3 decimal places if necessary. Helped Hurt Made no difference Don't know/refused TOTAL Republican Democrat Independent 1 1 1

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