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Exercise

Question 10

The question of atheism was asked by WIN-Gallup International in a similar survey that was conducted in 2005. Table 4 on page 13 of the report summarizes survey results from 2005 and 2012 for 39 countries.

Use the inference() function to answer the following question. As always, write out the hypotheses for any tests you conduct and outline the status of the conditions for inference. The atheism data set is already loaded in the workspace.

There is convincing evidence that Spain has seen a change in its atheism index between 2005 and 2012.

Instructions
50 XP
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