Question

Dr. Granger suspects she drinks hot tea more often on days when it rains. She collects data for an entire year, each day recording whether it rained and whether she drank hot tea. The results are summarized in the table below.

	Rain	No Rain	Total
Drank tea	74	108	182
Didn't drink tea	35	148	183
Total	109	256	365

a. Find the p-value for the Chi Squared test for independence with the following hypotheses:

?0: Whether it rains and whether Dr. Granger drinks hot tea are independent

??: There is a relationship between whether it rains and whether Dr. Granger drinks hot tea.

Round your answer to 4 decimal places.

_____________ ?−value

Answer 1