document.write( "Question 1150369: 3. In a nationwide poll of 1,500 randomly selected U.S. residents, 77% said that they liked pizza. In a poll of 1,500 randomly selected U.S. residents one month later, 75% responded that they liked pizza. \n" );
document.write( "a. Does the polling evidence support the claim that pizza declined in popularity over the month between polls? Explain why or why not. \n" );
document.write( "b. Using statistical terminology, precisely identify the population parameter the two polls were attempting to measure. How does a parameter differ from a statistic? \n" );
document.write( "c. Based on the two polls, what would you say to someone who guessed that the population parameter the polls are trying to measure is really only 50%? \n" );
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