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The accompanying table shows the ages (in years) of 11 children and the numbers of words in their vocabulary. Complete parts (a) through (c) below.
The accompanying table shows the ages (in years) of 11 children and the numbers of words in their vocabulary. Complete parts (a) through (c) below. Click here to view the data table. (a) Display the data in a scatter plot. Choose the correct graph below. OA 3000- 2400 1800- 1200- 000 OB. 1500 3000 (b) Calculate the sample correlation coefficient r (Round to three decimal places as needed.) (c) Describe the type of correlation, if any, and interpret the correlation in the context of the data There is linear correlation ans Y 1500 Age (y) 3000 Interpret the correlation. Choose the correct answer below OA Aging causes the number of words in children's vocabulary to decrease B. Based on the corelation, there does not appear to be any relationship between children's ages and the number of words in their vocabulary OC. Based on the correlation, there does not appear to be a linear relationship between children's ages and the number of words in their vocabulary OD. As age increases, the number of words in children's vocabulary tends to increase OE. As age increases, the number of words in children's vocabulary tends to decrease OF Aging causes the number of words in children's vocabulary to increase a 3000 2400- 1000- 1200 600 A Choose the correct graph below on as tion, near se the mber of Data Table Age, x Vocabulary size, y 1 5 2345635246 230 560 1200 2100 2500 630 2300 250 1300 2400 - 3000 rs) Print Done tion, th ber of words in the tion, th number of words in he number or words in children's vocabulary tends to increase. The number of words in children's vocabulary tends to decrease. umber of words in children's vocabulary to increase
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