From your course Homepage, click "New Analytics" to the right (or on a small screen, scroll down to the bottom to see the button).
How do I send a message to all students based on specific course criteria in New Analytics?
How do I send a message to an individual student in New Analytics?
How do I view average course grade analytics in an interactive chart graph in New Analytics?
How do I view average course grade analytics in a data table in New Analytics?
How do I view weekly online activity analytics in an interactive chart graph in New Analytics?
How do I view weekly online activity analytics in a data table in New Analytics?
How do I view analytics for an individual student in New Analytics?