Suppose we are recording the lap times of 20 runners in a race and the race is of 12 laps in the race. . The lap times are measurements and the runners are the features. What would be the shape of the data matrix? Select one: O a. 20 x 12 (20 rows and 12 columns). O b. 20 x 20 ( 20 rows and 20 columns) O C. 240 x 1 (240 rows and 1 column). O d. 12 x 20 (12 rows and 20 columns).

College Algebra
10th Edition
ISBN:9781337282291
Author:Ron Larson
Publisher:Ron Larson
Chapter8: Sequences, Series,and Probability
Section: Chapter Questions
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Suppose we are recording the lap times of 20 runners in a race and the race is of 12 laps in the race. . The lap times are measurements and the runners are the features. What would be the
shape of the data matrix?
Select one:
O a. 20 x 12 (20 rows and 12 columns).
O b. 20 x 20 ( 20 rows and 20 columns)
O C. 240 x 1 (240 rows and 1 column).
O d. 12 x 20 (12 rows and 20 columns).
Transcribed Image Text:Suppose we are recording the lap times of 20 runners in a race and the race is of 12 laps in the race. . The lap times are measurements and the runners are the features. What would be the shape of the data matrix? Select one: O a. 20 x 12 (20 rows and 12 columns). O b. 20 x 20 ( 20 rows and 20 columns) O C. 240 x 1 (240 rows and 1 column). O d. 12 x 20 (12 rows and 20 columns).
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