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9 19 11 a = 0.05 level of significance. 70 136 206 16. Schools and museums: Do people who are interested in Health Perspectives 113:1366-1372 environmental issues visit museums more often than people who are not? The General Social Survey asked 990 people how interested they were in environmental issues, and how often cted frequencies under the null hypothesis. they had visited a science museum in the past year. The e of the chi-square statistic. following table presents the results. s of freedom are there? s of independence. Use the Number of Visits ignificance. What do you None One More Than One Very interested 331 96 40 eral Social Survey conducted a poll of Moderately interested 347 57 25 e subjects were asked whether they agree Not interested 70 15 ould prohibit smoking in public places. asked how many people lived in his or her Can you conclude that the number of visits to a science museum are summarized in the following is related to interest in environmental issues? Use the a = 0.01 level of significance