Stat1.docx - Research in the gaming industry showed that 10 percent of all slot machines in the United States stop working each year Shorts Game Arcade

Stat1.docx - Research in the gaming industry showed that 10...

This preview shows page 1 out of 1 page.

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 statistic? b. State the null and alternate hypotheses. c. Evaluate the test statistic and make the decision. d. What is the p-value and what does that imply?A cola-dispensing machine is set to dispense 9.00 ounces of cola per cup, with a standard deviation of
Image of page 1

  • Left Quote Icon

    Student Picture

  • Left Quote Icon

    Student Picture

  • Left Quote Icon

    Student Picture