OpenStax, Statistics §11.3 Test of Independence · Try It 1 · Statistics · Chi-square tests

Test of Independence · Try It 1

A sample of 300 students is taken. Of the students surveyed, 50 were music students, while 250 were not. 97 were on the honor roll, while 203 were not. If we assume being a music student and being on the honor roll are independent events, what is the expected number of music students who are also on the honor roll?

~5 minWritten answer · compare with the solution

OpenStax, Statistics · §11.3 Test of Independence · Try It 1

Stuck? A gentle nudge

No hints for this one.

Something off?

Workspace

Your working

Check your full solution

Upload photos of your handwritten work or a PDF, and Lemma will read it and tell you whether it's right — and where it first goes wrong if not.