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Refer to the accompanying scatterplot. a. Examine the pattern of all 10 points and subjectively determine whether there appears to be a strong correlation between x and y. b. Find the value of the correlation coefficient r and determine whether there is a linear correlation. c. Remove the point with coordinates (2,9) and find the correlation coefficient r and determine whether there is a linear correlation 10- d. What do you conclude about the possible effect from a single pair of values? Click here to view a table of critical values for the correlation coefficient. Ay Table of critical values 10 a. Do the data points appear to have a strong linear correlation? a05 = 01 4. 950 990 O No 5. 878 959 Y Yes 917 6. 811 754 875 b. What is the value of the correlation coefficient for all 10 data points? 834 707 .666 798 r=-0.906 (Simplify your answer. Round to three decimal places as needed.) 10 .632 765 11 .602 735 12 576 708 13 553 684 14 532 661 15 514 641 Print Done Check answer View an example Get more help- me solve this us I208

Refer to the accompanying scatterplot. a. Examine the pattern of all 10 points and subjectively determine whether there appears to be a strong correlation between x and y. b. Find the value of the correlation coefficient r and determine whether there is a linear correlation. c. Remove the point with coordinates (2,9) and find the correlation coefficient r and determine whether there is a linear correlation 10- d. What do you conclude about the possible effect from a single pair of values? Click here to view a table of critical values for the correlation coefficient. Ay Table of critical values 10 a. Do the data points appear to have a strong linear correlation? a05 = 01 4. 950 990 O No 5. 878 959 Y Yes 917 6. 811 754 875 b. What is the value of the correlation coefficient for all 10 data points? 834 707 .666 798 r=-0.906 (Simplify your answer. Round to three decimal places as needed.) 10 .632 765 11 .602 735 12 576 708 13 553 684 14 532 661 15 514 641 Print Done Check answer View an example Get more help- me solve this us I208

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section4.5: Correlation And Causation
Problem 15PPS
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Refer to the accompanying scatterplot. a. Examine the pattern of all 10 points and subjectively determine whether there appears to be a strong correlation between x and y. b. Find the value of the correlation coefficient r and determine whether there is a linear correlation. c. Remove the point with coordinates (2,9) and find the correlation coefficient r and determine whether there is a linear correlation. 10- d. What do you conclude about the possible effect from a single pair of values? Click here to view a table of critical values for the correlation coefficient. AY Table of critical values 10 a. Do the data points appear to have a strong linear correlation? a = 05 a = 01 No 4. .950 990 878 959 V Yes 811 .917 7. .754 875 b. What is the value of the correlation coefficient for all 10 data points? 707 834 .666 .798 T=-0.906 (Simplify your answer. Round to three decimal places as needed.) 10 .632 765 11 .602 735 12 576 708 13 553 .684 532 .661 14 514 .641 15 Print Done Check answer View an example Get more help - Help me solve this uS I 2:08 2. d.
Transcribed Image Text:Refer to the accompanying scatterplot. a. Examine the pattern of all 10 points and subjectively determine whether there appears to be a strong correlation between x and y. b. Find the value of the correlation coefficient r and determine whether there is a linear correlation. c. Remove the point with coordinates (2,9) and find the correlation coefficient r and determine whether there is a linear correlation. 10- d. What do you conclude about the possible effect from a single pair of values? Click here to view a table of critical values for the correlation coefficient. AY Table of critical values 10 a. Do the data points appear to have a strong linear correlation? a = 05 a = 01 No 4. .950 990 878 959 V Yes 811 .917 7. .754 875 b. What is the value of the correlation coefficient for all 10 data points? 707 834 .666 .798 T=-0.906 (Simplify your answer. Round to three decimal places as needed.) 10 .632 765 11 .602 735 12 576 708 13 553 .684 532 .661 14 514 .641 15 Print Done Check answer View an example Get more help - Help me solve this uS I 2:08 2. d.
Refer to the accompanying scatterplot. a. Examine the pattern of all 10 points and subjectively determine whether there appears to be a strong correlation between x and y. b. Find the value of the correlation coefficient r and determine whether there is a linear correlation. c. Remove the point with coordinates (2,9) and find the correlation coefficient r and determine whether there is a linear correlation 10- d. What do you conclude about the possible effect from a single pair of values? Click here to view a table of critical values for the correlation coefficient. AY Table of critical values 16 497 .623 17 482 .606 a. Do the data points appear to have a strong linear correlation? 590 18 468 19 456 .575 O No 444 561 20 396 505 V Yes 25 30 361 463 35 335 430 b. What is the value of the correlation coefficient for all 10 data points? 40 .312 402 378 r= -0.906 (Simplify your answer. Round to three decimal places as needed.) 294 45 50 279 361 60 254 330 236 305 70 220 286 80 207 269 90 Done Check answer Print Get more help - us I 9:08 View an example Help me solve this e
Transcribed Image Text:Refer to the accompanying scatterplot. a. Examine the pattern of all 10 points and subjectively determine whether there appears to be a strong correlation between x and y. b. Find the value of the correlation coefficient r and determine whether there is a linear correlation. c. Remove the point with coordinates (2,9) and find the correlation coefficient r and determine whether there is a linear correlation 10- d. What do you conclude about the possible effect from a single pair of values? Click here to view a table of critical values for the correlation coefficient. AY Table of critical values 16 497 .623 17 482 .606 a. Do the data points appear to have a strong linear correlation? 590 18 468 19 456 .575 O No 444 561 20 396 505 V Yes 25 30 361 463 35 335 430 b. What is the value of the correlation coefficient for all 10 data points? 40 .312 402 378 r= -0.906 (Simplify your answer. Round to three decimal places as needed.) 294 45 50 279 361 60 254 330 236 305 70 220 286 80 207 269 90 Done Check answer Print Get more help - us I 9:08 View an example Help me solve this e
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