Question

9. The Chitauri are invading New York (again…). In order to stop them, the Avengers need to defeat an average of at least 22 Chitauri soldiers every minute. In the first 30 minutes of the invasion, the Avengers defeat an average of 23.56 Chitauri soldiers per minute, with a standard deviation of 2.47. Perform a test at α = 0.01 to determine if the Avengers are defeating significantly more than the 22 soldiers per minute on average that they need to in order to save the city.

9.1 Provide the hypotheses for this test:

9.2 Provide the value of the numerator of the test statistic:

9.3 Provide the value of the denominator of the test statistic:

9.4 Provide the final answer of your test statistic:

9.5 Provide the degrees of freedom for this problem:

9.6 Provide the critical value:

9.7 Provide the comparison that you want for this test:

9.8 Provide the comparison that you actually get for this test:

9.9 Provide the conclusion for this test:

Answer 1