The accompanying table shows the ages (in years) of 11 children and the numbers of words in their vocabulary. Complete parts (a) through (d) below. Click here to view the data table. Click here to view the table of critical values for the Pearson correlation coefficient. (a) Display the data in a scatter plot. Choose the correct graph below. A. 3000 2400- 1800- 1200- 600- 0+ E 0 2 4 6 8 Age (years) (b) Calculate the sample correlation coefficient r. r= (Round to three decimal places as needed.) OB. 3000- 2400- 1800- 1200- 600- 0+ 0 2 4 6 8 Age (years) OC. O D. 0 1500 3000 Age (years) 1500 Age (years) 3000 a G
The accompanying table shows the ages (in years) of 11 children and the numbers of words in their vocabulary. Complete parts (a) through (d) below. Click here to view the data table. Click here to view the table of critical values for the Pearson correlation coefficient. (a) Display the data in a scatter plot. Choose the correct graph below. A. 3000 2400- 1800- 1200- 600- 0+ E 0 2 4 6 8 Age (years) (b) Calculate the sample correlation coefficient r. r= (Round to three decimal places as needed.) OB. 3000- 2400- 1800- 1200- 600- 0+ 0 2 4 6 8 Age (years) OC. O D. 0 1500 3000 Age (years) 1500 Age (years) 3000 a G
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section4.6: Regression And Median-fit Lines
Problem 1BGP
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