The accompanying table shows eleven altitudes (in thousands of feet) and the speeds of sound (in feet per second) at these altitudes. Complete Click here to view the data table. Click here to view the table of critical values for the Pearson correlation coefficient. Altitude, x Speed of sound, y O 1116.4 1097.7 10 1077.9 i= -0.974 (Round to three decimal places as needed.) 15 1057.1 20 1037.8 (c) Describe the type of correlation, if any, and interpret the correlation in the context of the data. 1015.9 25 30 996.9 There is a strong negative linear correlation. 970.1 35 40 967.6 Interpret the correlation. Choose the correct answer below. 45 967.6 50 967.6 O A. As altitude increases, speeds of sound tend to increase. O B. Higher altitudes cause increases in speeds of sound. C. As altitude increases, speeds of sound tend to decrease. Print Done O D. Based on the correlation, there does not appear to be a linear relationship between altitude and speed of sound. O E. Based on the correlation, there does not appear to be any relationship between altitude and speed of sound. OF. Higher altitudes cause decreases in speeds of sound. (d) Use the table of critical values for the Pearson correlation coefficient to make a conclusion about the correlation coefficient, Let a = 0.01. between altitude and speed of sound. Therefore, there sufficient evidence at the 1% level of significance to conclude that The critical value is nimnl places as needed.)
The accompanying table shows eleven altitudes (in thousands of feet) and the speeds of sound (in feet per second) at these altitudes. Complete Click here to view the data table. Click here to view the table of critical values for the Pearson correlation coefficient. Altitude, x Speed of sound, y O 1116.4 1097.7 10 1077.9 i= -0.974 (Round to three decimal places as needed.) 15 1057.1 20 1037.8 (c) Describe the type of correlation, if any, and interpret the correlation in the context of the data. 1015.9 25 30 996.9 There is a strong negative linear correlation. 970.1 35 40 967.6 Interpret the correlation. Choose the correct answer below. 45 967.6 50 967.6 O A. As altitude increases, speeds of sound tend to increase. O B. Higher altitudes cause increases in speeds of sound. C. As altitude increases, speeds of sound tend to decrease. Print Done O D. Based on the correlation, there does not appear to be a linear relationship between altitude and speed of sound. O E. Based on the correlation, there does not appear to be any relationship between altitude and speed of sound. OF. Higher altitudes cause decreases in speeds of sound. (d) Use the table of critical values for the Pearson correlation coefficient to make a conclusion about the correlation coefficient, Let a = 0.01. between altitude and speed of sound. Therefore, there sufficient evidence at the 1% level of significance to conclude that The critical value is nimnl places as needed.)
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 2BGP
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