Solve

= Comparing the relative sizes of data values based on their z-scores 1/3 Lyndsay Fragmnt and Gliterary are two social media apps in which users can post messages in text. Dante's last post on Fragmnt was 251 characters. Rafael's last post on Gliterary was 145 characters. The character counts for posts on Fragmnt have a population mean of 355 and a standard deviation of 39. The character counts for posts on Gliterary have a population mean of 96 and a standard deviation of 15. For each app, the distribution of the character counts is clearly bell-shaped. (a) Find the z-scores of Dante's last post as a post on Fragmnt and Rafael's last post as a post on Gliterary. Round your answers to two decimal places. 5 X z-score of Dante's post: z-score of Rafael's post: (b) Relative to its population, which post was shorter? Choose the best answer based on the z-scores of the two posts. O Dante's post X Rafael's post It is unclear which post was shorter relative to its population Explanation Check