The following contingency table shows the results of a random survey of age and attitude...
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The following contingency table shows the results of a random survey of age and attitude to increasing the legal driving age to 21 years.
Agree
Disagree
Unsure
Total
Under 25 years
83
96
69
200
25 up to 50 years
63
45
69
177
Over 50 years
24
26
3
53
Total
170
167
93
430
For this sample, what is the probability that a person is over 50 years OR disagrees with increasing the legal driving age? Please give your answer correctly rounded to two decimal places.
The following contingency table shows the results of a random survey of age and attitude to increasing the legal driving age to 21 years.
| Agree | Disagree | Unsure | Total |
Under 25 years | 83 | 96 | 69 | 200 |
25 up to 50 years | 63 | 45 | 69 | 177 |
Over 50 years | 24 | 26 | 3 | 53 |
Total | 170 | 167 | 93 | 430 |
For this sample, what is the probability that a person is over 50 years OR disagrees with increasing the legal driving age? Please give your answer correctly rounded to two decimal places.
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