Question 3. We want to estimate a confidence interval for the difference in head circumference and test the null hypothesis that mean head circumference is equal for male and female students, what methods would we consider?
We have a continuous variable and two independent samples, so we could consider the large sample z method or the two sample t method.
Back to question.
Back to IAPT index.
To Martin Bland's home page.
This page maintained by Martin Bland.
Last updated: 27 February, 2009.
Back to top.