Please see below. Only given one attempt at this.
People who sustain a concussion or a traumatic brain injury (TBI) are likely to experience sleep problems. Do these problems persist over time? Researchers recruited a sample of 31 patients who had their first TBI 18 months earlier and a control group of 42 otherwise similar individuals without prior TBIs. They compared sleep duration per 24 hours for the 2 groups.
Which test is most appropriate for this scenario?
2-sample test for means
1-sample z-test for proportions
2-sample test for proportions
matched-pairs
1-sample t-test for means
Already registered? Login
Not Account? Sign up
Enter your email address to reset your password
Back to Login? Click here