The data show the chest size and weight of several bears. Find the regression equation, letting chest size be the independent (x) variable. Then find the best predicted weight of a bear with a chest...


The data show the chest size and weight of several bears. Find the regression equation, letting chest size be the independent (x) variable. Then find the best predicted weight of a bear with a chest size of 48 inches. Is the result<br>close to the actual weight of 218 pounds? Use a significance level of 0.05.<br>Chest size (inches)<br>Weight (pounds)<br>(= Click the icon to view the critical values of the Pearson correlation coefficient r.<br>49<br>355<br>266<br>58<br>58<br>57<br>46<br>348<br>43<br>332<br>177<br>246<br>What is the regression equation?<br>y =+x (Round to one decimal place as needed.)<br>What is the best predicted weight of a bear with a chest size of 48 inches?<br>The best predicted weight for a bear with a chest size of 48 inches is<br>pounds.<br>(Round to one decimal place as needed.)<br>Is the result close to the actual weight of 218 pounds?<br>O A. This result is close to the actual weight of the bear.<br>O B. This result is exactly the same as the actual weight of the bear.<br>O C. This result is not very close to the actual weight of the bear.<br>O D. This result is very close to the actual weight of the bear.<br>

Extracted text: The data show the chest size and weight of several bears. Find the regression equation, letting chest size be the independent (x) variable. Then find the best predicted weight of a bear with a chest size of 48 inches. Is the result close to the actual weight of 218 pounds? Use a significance level of 0.05. Chest size (inches) Weight (pounds) (= Click the icon to view the critical values of the Pearson correlation coefficient r. 49 355 266 58 58 57 46 348 43 332 177 246 What is the regression equation? y =+x (Round to one decimal place as needed.) What is the best predicted weight of a bear with a chest size of 48 inches? The best predicted weight for a bear with a chest size of 48 inches is pounds. (Round to one decimal place as needed.) Is the result close to the actual weight of 218 pounds? O A. This result is close to the actual weight of the bear. O B. This result is exactly the same as the actual weight of the bear. O C. This result is not very close to the actual weight of the bear. O D. This result is very close to the actual weight of the bear.
Critical Values of the Pearson Correlation Coefficient r<br>NOTE: To test H,: p=0<br>Jagainst H,: p#0, reject H,<br>if the absolute value of r is<br>Igreater than the critical<br>value in the table.<br>a = 0.05<br>a = 0.01<br>4<br>0.950<br>0.990<br>0.878<br>0.959<br>0.811<br>0.917<br>7<br>0.754<br>0.875<br>8<br>0.707<br>0.834<br>0.666<br>0.798<br>10<br>0.632<br>0.765<br>11<br>0.602<br>0.735<br>12<br>0.576<br>0.708<br>13<br>0.553<br>0.684<br>14<br>0.532<br>0.661<br>15<br>0.514<br>0.641<br>16<br>0.497<br>0.623<br>0.606<br>17<br>0.482<br>18<br>0.468<br>0.590<br>19<br>0.456<br>0.575<br>20<br>0.444<br>0.561<br>25<br>0.396<br>0.505<br>30<br>0.361<br>0.463<br>35<br>0.335<br>0.430<br>40<br>0.312<br>0.402<br>45<br>0.294<br>0.378<br>50<br>0.279<br>0.361<br>60<br>0.254<br>0.330<br>70<br>0.236<br>0.305<br>80<br>0.220<br>0.286<br>90<br>0.207<br>0.269<br>100<br>0.196<br>0.256<br>a = 0.05<br>a = 0.01<br>

Extracted text: Critical Values of the Pearson Correlation Coefficient r NOTE: To test H,: p=0 Jagainst H,: p#0, reject H, if the absolute value of r is Igreater than the critical value in the table. a = 0.05 a = 0.01 4 0.950 0.990 0.878 0.959 0.811 0.917 7 0.754 0.875 8 0.707 0.834 0.666 0.798 10 0.632 0.765 11 0.602 0.735 12 0.576 0.708 13 0.553 0.684 14 0.532 0.661 15 0.514 0.641 16 0.497 0.623 0.606 17 0.482 18 0.468 0.590 19 0.456 0.575 20 0.444 0.561 25 0.396 0.505 30 0.361 0.463 35 0.335 0.430 40 0.312 0.402 45 0.294 0.378 50 0.279 0.361 60 0.254 0.330 70 0.236 0.305 80 0.220 0.286 90 0.207 0.269 100 0.196 0.256 a = 0.05 a = 0.01
Jun 08, 2022
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