Math crossword

5. a bell shaped curve
8. a numerical representation of a sample
10. Uses a model to reproduce the conditions of a process.
11. People are randomly selected
14. Group people and then pick from a group
15. for the x-value and is the number of standard deviations the x-value lies above or below the mean
18. the normal distribution with mean 0 and standard deviation 1.
20. is representative of the population
21. every member of a sample is asked questions
22. a variable whose value is determined by the outcomes of a probability experiment.
23. a numerical description of a population
24. imposes a treatment

1. People volunteer for the sample
2. symmetric about the mean
3. a claim about a characteristic of a population
4. a function that gives the probability of each possible value of a random variable.
6. Sample is based on a rule
7. collecting and analyzing large volumes of data in order to identify trends and develop valuable insights
9. an error that results in a misrepresentation of a population
12. study observes without controlling
13. sample those who are convenient
16. a subset of a population
17. Group people and pick one whole group
19. the collection of all data that you want information about.