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The contingency table shows how many people wore (Y) and did not wear (N) seat belts as well as how many survived (S) and died (D) in car accidents in a recent year. Wore seat belt Survived (S) Yes (Y) 370,313 No (N) 175,079 Total 545,392 Complete parts a through d below. S D a. What is the sample space for a randomly selected individual involved in an auto accident? Use a tree diagram to illustrate the possible outcomes. OA. O C. S D S D Died (D) 766 1314 2080 Sample space: {SS, SD, DS, DD} B. Y N S D S b. Using the data in the table, estimate (i) P(D), (ii) P(N). (i) P(D) 0.0038 (Round to four decimal places as needed.) D Sample space: {YS, YD, NS, ND} Total 371,079 176,393 547,472 *** (ii) P(N) 0.3222 (Round to four decimal places as needed.) c. Estimate the probability that an individual did not wear a seat belt and died. P(N and D) (Round to four decimal places as needed.) Y N S S D D Sample space: {YS, YS, ND, ND} OD. N Sample space: (YY,YN, NY,NN}

The contingency table shows how many people wore (Y) and did not wear (N) seat belts as well as how many survived (S) and died (D) in car accidents in a recent year. Wore seat belt Survived (S) Yes (Y) 370,313 No (N) 175,079 Total 545,392 Complete parts a through d below. S D a. What is the sample space for a randomly selected individual involved in an auto accident? Use a tree diagram to illustrate the possible outcomes. OA. O C. S D S D Died (D) 766 1314 2080 Sample space: {SS, SD, DS, DD} B. Y N S D S b. Using the data in the table, estimate (i) P(D), (ii) P(N). (i) P(D) 0.0038 (Round to four decimal places as needed.) D Sample space: {YS, YD, NS, ND} Total 371,079 176,393 547,472 *** (ii) P(N) 0.3222 (Round to four decimal places as needed.) c. Estimate the probability that an individual did not wear a seat belt and died. P(N and D) (Round to four decimal places as needed.) Y N S S D D Sample space: {YS, YS, ND, ND} OD. N Sample space: (YY,YN, NY,NN}

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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The contingency table shows how many people wore (Y) and did not wear (N) seat belts as well as how many survived (S) and died (D) in car accidents in a recent year. Wore seat belt Survived (S) D Yes (Y) 370,313 No (N) 175,079 Total 545,392 Complete parts a through d below. S a. What is the sample space for a randomly selected individual involved in an auto accident? Use a tree diagram to illustrate the possible outcomes. A. O C. D S D S D Died (D) 766 1314 2080 Sample space: {SS, SD, DS, DD} B. Y N S D b. Using the data in the table, estimate (i) P(D), (ii) P(N). (i) P(D) 0.0038 (Round to four decimal places as needed.) S D Sample space: {YS, YD, NS, ND} Total 371,079 176,393 547,472 (ii) P(N) 0.3222 (Round to four decimal places as needed.) c. Estimate the probability that an individual did not wear a seat belt and died. P(N and D) (Round to four decimal places as needed.) Y N S S D D Sample space: {YS, YS, ND, ND} O D. N N Y N Sample space: {YY, YN, NY,NN}
Transcribed Image Text:The contingency table shows how many people wore (Y) and did not wear (N) seat belts as well as how many survived (S) and died (D) in car accidents in a recent year. Wore seat belt Survived (S) D Yes (Y) 370,313 No (N) 175,079 Total 545,392 Complete parts a through d below. S a. What is the sample space for a randomly selected individual involved in an auto accident? Use a tree diagram to illustrate the possible outcomes. A. O C. D S D S D Died (D) 766 1314 2080 Sample space: {SS, SD, DS, DD} B. Y N S D b. Using the data in the table, estimate (i) P(D), (ii) P(N). (i) P(D) 0.0038 (Round to four decimal places as needed.) S D Sample space: {YS, YD, NS, ND} Total 371,079 176,393 547,472 (ii) P(N) 0.3222 (Round to four decimal places as needed.) c. Estimate the probability that an individual did not wear a seat belt and died. P(N and D) (Round to four decimal places as needed.) Y N S S D D Sample space: {YS, YS, ND, ND} O D. N N Y N Sample space: {YY, YN, NY,NN}
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Wore seat belt survived Died Total
Yes   (Y) 370,313 766 371,079
No (N) 175,079 1314 176,393
Total 545,392 2080 547,472
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