UCLA Stats 10 Week 1 UPDATED ACTUAL Questions and CORRECT
Answers
1. is the science of problem solving using data. statistics
A statistical investigative process involves collecting,
organizing, summarizing, and analyzing information
in order to draw conclusions.
2. statistics uses methods that generalize inferential
results obtained from a sample to the population and
measure their reliability.
3. all items of interest population (universe)
4. portion of population sample
5. a sample must be (two answers) random (unbiased) and
representative
6. a numerical summary measure about a population parameter
7. summary measure about sample statistic
8. uses methods that take a result from a inferential statistics
sample, extend it to the population, and measure the
reliability of the result
9. are the characteristics of the individuals variables
(sampling units) within the population
10. variables allow for classification of indi- qualitative
viduals based on some attribute or characteristic
11. variables provide numerical measures of in- quantitative
dividuals. Arithmetic operations such as addition and
subtraction can be performed on the values of this
variable and provide meaningful results.
1/4
Answers
1. is the science of problem solving using data. statistics
A statistical investigative process involves collecting,
organizing, summarizing, and analyzing information
in order to draw conclusions.
2. statistics uses methods that generalize inferential
results obtained from a sample to the population and
measure their reliability.
3. all items of interest population (universe)
4. portion of population sample
5. a sample must be (two answers) random (unbiased) and
representative
6. a numerical summary measure about a population parameter
7. summary measure about sample statistic
8. uses methods that take a result from a inferential statistics
sample, extend it to the population, and measure the
reliability of the result
9. are the characteristics of the individuals variables
(sampling units) within the population
10. variables allow for classification of indi- qualitative
viduals based on some attribute or characteristic
11. variables provide numerical measures of in- quantitative
dividuals. Arithmetic operations such as addition and
subtraction can be performed on the values of this
variable and provide meaningful results.
1/4
