q:

\fThe National Hockey League (NHL) has been trying to increase goal scoring for the last decade or so. The following table gives a set of summary statistics from the 2010 - 2011 and 2018- 2019 NHL seasons. a. At the 10% significance level do the data provide sufficient evidence that the average number of goals scored in the 2018 - 2019 season is greater than the average number of goals scored in the 2010 - 2011 season? b. Compute a 80% confidence interval for the difference between the average number of goals scored in the 2010 - 2011 season and the 2018 - 2019 season. c. Do the results of the hypothesis test and confidence interval agree? Explain