5. You're conducting an analysis on user behaviour and found the mean purchase value of users in Canada to be $20, and the mean purchase value of users in the US to be $25. What can you conclude based on this information? Select the best answer. a. Nothing. Without statistical significance testing, it's hard to tell if the means are actually different. b. The US users tend to spend more money than Canadian users. c. Without understanding the median, the mean may not be representative of spending habits. d. US and Canada behaviours are quite similar