1. Data: collected information
2. Statistics: the science of studying data to make decisions
Data is values from a chart or table
statistics would be deciding what time you leave for school based on a survey
3. Population: ALL the data
4. Sample: a portion of the population
Population of MHS
Sample would be seniors only
5. Census: and entire population (of a city)
6. Parameters: a numerical description of population
7. Statistic: numerical description of sample
Population of 20,000 = parameter (N)
Sample size of 150 = statistic (n)
8. Descriptive Stat: organize, summarize and display
9. Inferential Stat: used to draw conclusions about a population
Descriptive would be a chart or graph
From the graph you conclude ice cream is a favorite dessert for bell 3
10. Qualitative Data: NON numerical (characteristics)
11. Quantitative Data: numerical
Qual = an increase or decrease
Quan = 10 inches
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