OpenStax, Introductory Statistics 2e §10.1 Two Population Means with Unknown Standard Deviations · Exercise 13 · Statistics · Hypothesis testing
Two Population Means with Unknown Standard Deviations · Exercise 13
Indicate if the hypothesis test is for
A sample of 12 in-state graduate school programs at school A has a mean tuition of $64,000 with a standard deviation of $8,000. At school B, a sample of 16 in-state graduate programs has a mean of $80,000 with a standard deviation of $6,000. On average, are the mean tuitions different?
OpenStax, Introductory Statistics 2e · §10.1 Two Population Means with Unknown Standard Deviations · Exercise 13
Stuck? A gentle nudge
No hints for this one.
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.