According to figures previously released by the Census Bureau, health insurance coverage for American citizen was distributed in the following percentages:

Insurance% of US Citizens

Private65

Medicare19

Uninsured16

A random sample of 300 US citizens conducted several years later revealed the following distribution (in number of US citizens)

Insurancenumber of US citizens

Private170

Medicare70

Uninsured60

Use the 0.05 level of significance to test the hypothesis that there has been no change in the distribution.

Ho (Null Hypothesis): there has been no change in the distribution of Insurance coverage. vs.

Ha (Alternative Hypothesis): Ho is not true.

Find the calculated (observed) 2 value.

Group of answer choices

8.39

9.17

10.60.

7.38.

5.99.