inferential statistics
allows us to go beyond the data to generalize the larger population
There are two broad areas of statistical inference:
- Estimation of the population parameters
o Used to estimate population parameters such as means and proportions
- Hypothesis testing
o A relationshi...
✓ o Samples are described using Sample Statistics (S for S)
Sample Statistics are reported using Roman letters (e.g. M, SD)
Statistics are estimates of the population parameters
When reporting the results of research, always report sample statistics using
Roman letters (letters we use every day)
M instead of μ
SD instead of σ
sampling
✓ Process researchers use to select subjects from the population being
studied
Never assume that a random sampling method was used
Random sampling is the best method to use
probability samples
✓ • Probability sample= random sampling
• Every member of the population has a chance of being selected
• The probability of being selected can be calculated
Master01 | October, 2024/2025 | Latest update
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