Research in the gaming industry showed that 10 percent of all slot machines in the united states stop working each year. Short's Game arcade has 60 slot machines and only 3 failed last year. Use 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?