In a recent survey of a fair stratified random sample of the population, a question appeared as:
Fantastic news! We've Found the answer you've been seeking!
Question:
In a recent survey of a fair stratified random sample of the population, a question appeared as: Do you plan to vote in favour of the speed limit change? Yes/No A scientist found the following number of responses per stratum:
| Age 20-24 | Age 25-29 | Age 30-34 | |
|---|---|---|---|
| Yes | 45 | 80 | 5 |
| No | 25 | 25 | 15 |
| No response | 25 | 10 | 55 |
- If three people are picked at random from the sample, what is the probability that at least one did not respond to this question?
Expert Answer:
Posted Date:
