Gallup Poll Worksheet Questions and Answers Solved 100% Correct!!

How accurate were exit polls for presidential elections between 1936 and 1984. - They were highly accurate with the average error in Gallups final estimate of the election being less than 3 percentage points. How are results tabulated? - Continuously and automatically by the computers. How big does a survey sample have to be before there are fewer and fewer accuracy gains from increasing the the sample size? How big is a gallup sample size ? - 500-700 or more for there to be fewer and fewer accuracy gains. Gallup sample size is 1,000-1,500. How did the Gallups polls change in 1986? why ? - In 1986 a very high proportion of Americans had at least one telephone in their homes to make telephone interviews a viable and substantially less expensive alternative to the in-person method. How does gallup ask people about presidential job approval? - "Do you approve or disapprove of the job (blank) is doing as president?" How does gallup ask people who they will be voting for in an election - the survey researcher can include the name of the vice presidential candidates, along with the presidential candidate. They will ask the question in a ways that mimics the voting experience as much as possible. How many interviews does it take to provide an adequate cross section of Americans - Not many that is. Current us population is 187 million How were the earliest polls conducted? When did this take place? - Earliest polls were conducted in person. This started around 1935-to the mid 1980s List three reasons Americans contact the gallup organization. - 1. To ask how our results can differ so much from their own personal impressions of what people think 2. To learn how we go about selecting people for inclusion in our polls3. To find out why they have never been interviewed. What advantage does gallup have in asking questions about key issues? - They have been conducting polls a and research for many years at a time, which will give them a greater advantage. What are primary standard caveats observed when interpreting poll results. - Question wording, question order, the sample population, the sample size, etc. What did a recent "poll on polls " reveal about how believable people think polls are. - Said that polls do a good job of forecasting elections and are accurate when measuring public opinion on other issues. what does gallup do if there is no answer or the phone is busy? Why? - The number will be recalled hours later, and then to be recalled on subsequent nights of the survey period. This will correct for a possible bias that could occur if we included interviews only with people who had answered the phones. What does gallup do once a household has been reached by phone? Why? - Gallup attempts to assure that an individual within that household is selected randomly. What is "equal probability of a selection" and why is it important. - states that if every member of a population has equal probability of being selected in a sample, then that sample will be representative of the population. What is a split sample technique - A randomly selected half of a given survey is administered one wording of a question, while the other half is administered the other wording. What is gallups target audience? Who is NOT included ? - Target: adults 18 years or older living in telephones households. Not included: College students living on campus, armed forces personnel living on military bases, prisoners, hospital patients and others living in group institutions.