8 The data show the chest size and waight of sevaral bears. Find tha ragression

Question

8

The data show the chest size and waight of sevaral bears. Find tha ragression equation, leting chest size be the independent (x) variable. Then find the best predicted waight of a bear with a chest size of 48 inches. is the result close to the actual weight of 278 pounds? Use a significance level of 0.05. 8 4958 43 4 57 355 266 332 177 246 348 Chest size (inches Click the icon to view the critical values of the Pearson correlation coefficient r. What is the regression equation? (Round to one decimal place as needed.) What is the best predicted weight of a bear with a chest size of 48 inches? pounds(Round to one decimal place as needed.) s the resuit close to the actual weight of 278 pounds? O A This result is close to the actual weight of the bear. B. This result is not very close to the actual weight of the bear OC. This result is exactly the same as the actuall weight of the bear. 0 D. This result is very close to the actual weight of the bear.

Explanation / Answer

a) y = -243.6+10.2x

b) y = -243.6+10.2*48 = 248.1

c) Option B is Correct

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