Exercise: Head circumference and height, answer 14

Question 14: The 95% confidence interval for the slope of the line is 0.067 to 0.161 mm per mm. What does this mean and what can we conclude from it?

Suggested answer

We can conclude that, in this population, the mean head circumference for women separated in height by one mm, will be between 0.067 and 0.161 mm greater in the taller group.

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