ATHK1001 PASS WEEK 1-3
Across
- 3. bias when there’s over time attrition (dropping out) which may reduce a data set
- 9. a measure of spread; standard deviation squared
- 10. a type of probability where the likelihood of an event to occur at some particular time/place
- 11. mean, median and mode are measures of this
- 14. the opposite of relative amount (percentage)
- 15. bias when the way the sample was selected isn’t representative of population
- 16. an element of thought
- 17. statistics used to describe or summarise data
- 18. a use of statistical analysis
Down
- 1. a type of probability derived from frequency of events
- 2. a common graph of distribution
- 4. a path to deceptive statistics
- 5. an event occurring that are unrelated to or not dependent on one another
- 6. the middle score
- 7. sum of all scores divided by number of scores
- 8. often confused with accuracy
- 12. a value calculated by multiplying each value of the random variable by its probability and add the products
- 13. a type of probability where the likelihood of an event to occur in some area or over some period of time