9.1-9.3 Vocab Crossword

2. value determined by outcome of a probability experiment
4. a bell shaped curve
5. a rule is used to select members of a population.
6. Normal distribution with mean 0 and standard deviation of 1
7. a bell shaped curve is symmetric about the mean
8. an error that results in a misrepresentation of a population
10. only members of a population who are easy to reach are selected.
11. bell shaped curve
12. a population is divided into smaller groups that share a similar characteristic
13. a subset of a population
14. z value for particular x value
15. the collection of all data, such as responses, measurements, or counts that you want info. about.
17. a sample that overrepresents or under-represents part of the population
19. a population is divided into groups, called clusters. all of the members are in one or more of the clusters.
22. a normal distribution has mean and standard deviation. An x value is randomly selected from the distribution.
23. each number of a population has an equal chance of being selected
24. is representative of the population that u want information about

1. variable whole value is determined by the outcomes of a probability experiment.
3. a function that gives the probability of each possible value of a random variable
9. members of a population can volunteer to be in the sample
15. numerical description of a population characteristic is called a parameter.
16. uses a model to reproduce the conditions of a situation so that closely match real-world outcomes.
18. function that gives the probability of each value of a random variable
20. a numerical description of a sample characteristic.
21. a claim about a characteristic of a population.