×
Get Full Access to Elementary Statistics - 12 Edition - Chapter 10.6 - Problem 1 cqq
Get Full Access to Elementary Statistics - 12 Edition - Chapter 10.6 - Problem 1 cqq

×

# Solved: The exercises are based on the following sample

ISBN: 9780321836960 18

## Solution for problem 1 CQQ Chapter 10.6

Elementary Statistics | 12th Edition

• Textbook Solutions
• 2901 Step-by-step solutions solved by professors and subject experts
• Get 24/7 help from StudySoup virtual teaching assistants

Elementary Statistics | 12th Edition

4 5 1 281 Reviews
17
1
Problem 1 CQQ

Problem 1 CQQ

The exercises are based on the following sample data obtained from different second-year medical students who took blood pressure measurements of the same person (based on data from Marc Triola, MD).

 Systolic 138 130 135 140 120 Diastolic 82 91 100 100 80

If you plan to use a 0.05 significance level in a test of a correlation between the systolic and diastolic readings, what are the critical values of r?

Step-by-Step Solution:

Step 1 of 3

 Systolic(x) Diastolic(y) x2 y2 xy 138 82 19044 6724 11316 130 91 16900 8281 11830 135 100 18225 10000 13500 140 100 19600 10000 14000 120 80 14400 6400 9600 x=663 x=453 x2=88169 y2=41405 xy=60246

Step 2 of 3

Step 3 of 3

#### Related chapters

Unlock Textbook Solution