The ages​ (in years) of 10 men and their systolic blood pressures​ (in millimeters of​ mercury) are shown in the attached data table with a sample correlation coefficient r of 0.911. Remove the data...


The ages​ (in years) of 10 men and their systolic blood pressures​ (in millimeters of​ mercury) are shown in the attached data table with a sample correlation coefficient r of 0.911. Remove the data entry for the man who is 50  years old and has a systolic blood pressure of 199 millimeters of mercury from the data set and find the new correlation coefficient. Describe how this affects the correlation coefficient r. Use technology.


Age,_x    Systolic_blood_pressure,_y
17    109
24    123
38    145
45    133
50    199
64    183
71    198
28    130
58    173
22    117


The new correlation coefficient r _____ going from 0.911 to ______.



Jun 09, 2022
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