Exam (elaborations)
Stat 231 Exam 1 with correct answers
- Course
- Stats 231
- Institution
- Stanford University
Stat 231 Exam 1 with correct answers
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Stat 231 Exam 1 with correct answersStatistics - ** VERIFIED ANSWERS🔰 ✔✔The science of planning studies and
experiments, obtaining data, and the organizing, summarizing, presenting, analyzing,
interpreting, and drawing conclusions based on the data.
Goal of statistics - ** VERIFIED ANSWERS🔰 ✔✔Usually the goal of statistics is to collect
data from a small part (subset) of a larger group so that we can learn something about the
larger group.
Parameters - ** VERIFIED ANSWERS🔰 ✔✔Numerical summaries of a population. (Greek
letters denote parameters)
Descriptive statistics - ** VERIFIED ANSWERS🔰 ✔✔Numerical summaries of a sample
Inferential statistics - ** VERIFIED ANSWERS🔰 ✔✔Generalize the information learned
from the sample to the entire population
Variable - ** VERIFIED ANSWERS🔰 ✔✔A characteristic of interest
Data - ** VERIFIED ANSWERS🔰 ✔✔Values (observations) the variable can assume
Popukarion - ** VERIFIED ANSWERS🔰 ✔✔The complete collection of all elements,
objects, individuals, or events to be studied.
Sample - ** VERIFIED ANSWERS🔰 ✔✔A subset of members selected from the population
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