A Gallup Poll released in December 2010 asked 1019 adults living in the Continental US about their belief in the origin of humans. These results, along with results from a more comprehensive poll from 2001 are summarized in the table below:
|
YEAR
|
|
RESPONSE
|
2010
|
2001
|
|
Humans evolved, with God guiding
|
38%
|
37%
|
|
Humans evolved, but God had no part in process
|
16%
|
12%
|
|
God created humans in present form
|
40%
|
45%
|
|
Other/No opinion
|
6%
|
6%
|
- Calculate the actual number of respondents in 2010 that fall in each response category.
- State hypotheses for the following research question: have beliefs on the origin of human life changed since 2001
- Calculate the expected number of respondents in each category under the condition that the null hypothesis from part (b) is true
- Conduct a chi-square test and state your conclusion