Unit 9 Lesson 7 Random Sampling Quick Check Answers
1. No, because the sample is not chosen randomly.
2. testing every fiftieth light bulb in the production line
3. 12
4. 251
5. 41
Random Sampling Practice Answers
1. selecting female customers who purchase an item
2. surveying random students in the school
3. selecting assignments from a pile of collected homework at random
4. 36
5. 78
6. selecting every tenth car that drives through a toll booth for inspection
7. randomly choosing 20 books off a library shelf
8. surveying every third person who exits a grocery store
9. 50
10. 92
whoopsie i meant to put unit 9 lesson 2 um
Unit 9 Lesson 2 Random Sampling Quick Check Answers
1. No, because the sample is not chosen randomly.
2. selecting names out of a hat to choose a winner
3. 15
4. 126
5. 21