2. Physicians and Medicare Patients To investigate the effect of general hospital experience on the attitudes of physicians toward Medicare patients, a random sample of 50 physicians who had just completed 4 weeks of service in a general hospital were surveyed, generating the data in the table. Do the data provide sufficient evidence to indicate a change in “concern” after the general hospital experience? If so, describe the nature of the change.

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Concern After Concern Before High Low Low Total Low High Chi-Square Test 27 5 32 9 9 18 Chi-Square DF P-Value Pearson 6.752 1 0.009 Likelihood Ratio 6.605 1 0.010