By JASMINE BALA Staff reporter While newsrooms benefit from online analytics that help journalists understand what audiences want and how to package stories, this data can’t be the only determinants of the news that gets served up, says the national managing editor for social media at Global News. Shauna Rempel, who is also an instructor at Ryerson’s School of Journalism, said she uses services such as NewsWhip Spike to see which Global News stories are trending on social media and CrowdTangle to determine engagement with these posts across all platforms. “I’m using half a dozen every day and it’s helping…