A result is significant at the 0.01 level. Explain why it must also be significant at the 0.05 level.
Answer to relevant QuestionsWhy is it important to report the P-value or the test statistic when presenting the results of a hypothesis test? Using the data in Table 9.4, drop the dates in which the record high occurred more than once, and test the hypothesis in Exercise 3 again. Does your conclusion change? Interpret calculator display: The following TI-84 Plus calculator display presents a 95% confidence interval for the mean difference between matched pairs. a. Find the point estimate of Pd. b. How many degrees of freedom are ...Automobile pollution: In a random sample of 340 cars driven at low altitudes. 46 exceeded a threshold for the amount of particulate pollution. In a random sample of 85 cars driven at high altitudes. 21 exceeded a threshold ...The following output from MINITAB presents a confidence interval for the mean difference between matched pairs. a. Is this a left-tailed test, a right-tailed test or a two-tailed test? b. How many degrees of freedom are ...
Post your question