Se x Anignments STATE C G Hm xndard Deviation CX GSuppee the /courses/489858/quizzes/1050574/take Question 25 1.5pts Suppose that you want to test whether the proportion of the residents in your community that support a new health care policy is same to the national average of 0.5. Calculate the z-score needed to test the null hypothesis. Here is the information you need: Proportion of the residents supporting the new health care policy in the sample: 0.45 Null hypothesis: Population proportion of the residents supporting the new policy is same to the national average of 0.5 Standard error of sample proportion under the null hypothesis: 0.05 0.1 OR 005 02 5 9 6 Y D G T B 9 O pous M