Answer the following statement(s) true (T) or false (F)

1. Strange as it may seem, a sample of 1,500 mirrors a population of 250 million just as accurately as it would a population of 10,000.
2. As response rates to traditional phone calls drop and Internet and mobile platforms continue to replace existing modes of communication, new methods are developing that use the science of statistics to construct samples that represent the population without being randomly drawn from the population.
3. The work to measure and shape public opinion has diminished the ability of individual citizens to act collectively.
4. Ideological labels may be indispensable to politicians and pundits, but most citizens get by without them and feel no obligation to be consistently liberal or consistently conservative.
5. Attitudes introduce bias into perceptions and interpretations of political information because people tend to pay more attention and give more credence to sources and information that confirm rather than challenge their beliefs.

1.true
2.true
3.false
4.true
5.true