1. The National Institute of Mental Health published an article stating that in any one-year period, approximately 9.5 percent of American adults suffer from depression. Suppose that in a survey of 100 people in a certain town, seven of them suffered from depression. Conduct a hypothesis test to determine if the true proportion of people in that town suffering from depression is lower than the percent in the general adult American population using significance level
a. State hypotheses, identify the claim
b. Sketch the distribution and mark rejection regions, test value and p-value
c. Make a decision (Reject Ho or fail to reject Ho). Explain how you made your decision.
d. Interpret the decision in the context of the original claim