Research in the gaming industry showed that the 10 percent of all slot machines in united states stop working each and every year. Short's Game arcade has 60 slot machines and only three failed last year. Employ the five-step hypothesis-testing procedure at the .05 significance level to test whether this data contradicts the research report.
A. Why can you employ z as the test static
B. State the null and alternate hypothesis.
C. Evaluate the test statistic and make the decision
D. What is the p-value and what does that imply?