Solution Found!

Age versus HDL Cholesterol A doctor wanted to determine

Chapter 7, Problem 32AYU

(choose chapter or problem)

Get Unlimited Answers
QUESTION:

Age versus HDL Cholesterol A doctor wanted to determine whether a relation exists between a male’s age and his HDL (so-called good) cholesterol. He randomly selected 17 of his patients and determined their HDL cholesterol levels. He obtained the following data.

Data based on information obtained from the National Center for Health Statistics

(a) Draw a scatter diagram of the data treating age as the explanatory variable. What type of relation, if any, appears to exist between age and HDL cholesterol?

(b) Compute the linear correlation coefficient between age and HDL cholesterol.

(c) Does a linear relation exist between age and HDL cholesterol?

Questions & Answers

QUESTION:

Age versus HDL Cholesterol A doctor wanted to determine whether a relation exists between a male’s age and his HDL (so-called good) cholesterol. He randomly selected 17 of his patients and determined their HDL cholesterol levels. He obtained the following data.

Data based on information obtained from the National Center for Health Statistics

(a) Draw a scatter diagram of the data treating age as the explanatory variable. What type of relation, if any, appears to exist between age and HDL cholesterol?

(b) Compute the linear correlation coefficient between age and HDL cholesterol.

(c) Does a linear relation exist between age and HDL cholesterol?

ANSWER:

Step 1 of 5

a)

Here we have to draw a scatter diagram of the data treating age as the explanatory variable.

We have drawn the scatter plot using excel.

Add to cart


Study Tools You Might Need

Not The Solution You Need? Search for Your Answer Here:

×

Login

Login or Sign up for access to all of our study tools and educational content!

Forgot password?
Register Now

×

Register

Sign up for access to all content on our site!

Or login if you already have an account

×

Reset password

If you have an active account we’ll send you an e-mail for password recovery

Or login if you have your password back