February 12, 2009 marked the 200th anniversary of Charles Darwin's birth. To celebrate, Gallup, a national polling organization, surveyed 1,018 Americans about their education level and their beliefs about the theory of evolution. The survey results are displayed in the provided two-way table. High School Some College College graduate Postgraduate Total Believe 80 133 121 63 397 Do Not Believe 103 94 48 9 254 No Opinion 197
February 12, 2009 marked the 200th anniversary of Charles Darwin's birth. To celebrate, Gallup, a
national polling organization, surveyed 1,018 Americans about their education level and their beliefs
about the theory of evolution. The survey results are displayed in the provided two-way table.
High School Some College College graduate Postgraduate Total
Believe 80 133 121 63 397
Do Not Believe 103 94 48 9 254
No Opinion 197 98 59 13 367
Total 380 325 228 85 1,018
a. What proportion of respondents have a college degree? Round your answer to three decimal places.
b. What proportion of respondents have no opinion on the theory of evolution? Round your answer to two
decimal places.
c. What proportion of non-believers have a high school education or less? Use four decimal places in your
answer.
d. What proportion of college graduates believe in the theory of evolution? Use four decimal places in your
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