You have been working in Excel to find descriptive statistics, now let's explore how to compare means. You will need to utilize the Excel spreadsheet with your descriptives from your M1.3 assignment. Be sure to review the module notes presentation in M1.1, paying close attention to the descriptive statistics lesson, and the tab labeled "Hypothesis Testing" in particular. This video is also located in your lifeline. When comparing means, we would like to know if they are significantly different. Keeping in mind that your data in your spreadsheet gives three different groups of data, one for 2017, 2018, and 2019, simple comparisons of means procedures typically only cover two means. Running multiple tests is not ideal, but for our purposes, let's examine the independent-t procedure. Simply put, in this case we have the following: Research Questions and Hypotheses Research Question (2017-2018) Is there a significant difference in the number of accidental overdose deaths in Montgomery County in 2017 and 2018? Research/Alternative Hypothesis There is a significant difference in the number of accidental overdose deaths in Montgomery County for 2017 and 2018. Null Hypothesis There is no significant difference in the number of accidental overdose deaths in Montgomery County for 2017