Mathematics, 21.11.2019 19:31 ahrensy8444
In a poll taken in december 2012, gallup asked 1006 national adults whether they were baseball fans: 48% said they were. almost five years earlier, in february 2008, only 35% of a similar-size sample had reported being baseball fans. a) define p and p (what proportions are we looking at? this questions is not asking the value of p) b) find the margin of error for the 2012 poll if we want 90% confidence in our estimate of the percent of national adults who are baseball fans. c) explain what that margin of error means. d) if we wanted to be 99% confident would the margin of error be larger or smaller. e) find that margin of error
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