A newspaper conducted a statewide survey concerning the Pennsylvania state senator race The newspaper selected...
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A newspaper conducted a statewide survey concerning the Pennsylvania state senator race The newspaper selected a random sample of 1200 registered voters and found that 620 of them plan to vote for the Republican candidate Let p the true proportion of all registered voters in the state that plan to vote for the Republican candidate A 90 confidence interval for p is 0 517 0 024 There are about 8 million registered voters in Pennsylvania Based upon these data we can be 90 confident that the true number of registered voters in Pennsylvania that plan to vote for the Republican candidate is captured in the interval from Select one O a 3 944 million to 4 328 million voters O b 6 180 million to 9 920 million voters O c 4 133 million to 4 134 million voters O d 3 916 million to 4 432 million voters Oe 1 645 million to 1 960 million voters
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