Exhibit 1- "Currently, only 20% of arrested drug pushers are convicted," cried candidate Hannah Swift in a campaign speech. "Elect me and you'll see a big increase in convictions." A year after her election victory, a random sample of 144 case files of arrested drug pushers showed 36 convictions. Conduct a right-tailed test, at a 0.05 level of significance, to see if the proportion of conviction rates has increased under Hanna Swift

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