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Does the random paired data below show a linear correlation? x y 4 17.66 5 20.3 6 18.64 7 19.58 8 18.62 9 20.86 10 24.1 11 24.54 When in doubt, assume the original claim is "There is linear correlation." We will use significance level .05. P-value =        (round to four decimal places.)

Does the random paired data below show a linear correlation? x y 4 17.66 5 20.3 6 18.64 7 19.58 8 18.62 9 20.86 10 24.1 11 24.54 When in doubt, assume the original claim is "There is linear correlation." We will use significance level .05. P-value =        (round to four decimal places.)

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Does the random paired data below show a linear correlation?

x y
4 17.66
5 20.3
6 18.64
7 19.58
8 18.62
9 20.86
10 24.1
11 24.54

When in doubt, assume the original claim is "There is linear correlation."

We will use significance level .05.

P-value =        (round to four decimal places.)

Expert Solution
Step 1

State the hypotheses.

Statistics homework question answer, step 1, image 1

 

Use EXCEL to obtain the value correlation coefficient r:

EXCEL procedure:

  1. Go to EXCEL
  2. Go to Data>Data Analysis.
  3. Choose Correlation.
  4. Enter the range as $A$1:$B$9.
  5. Check the option Labels in First row.
  6. Click OK.

EXCEL output:

Statistics homework question answer, step 1, image 2

From the EXCEL output, the value of the correlation coefficient is 0.8348.

 

 

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