基礎統計學(英文版)(ppt 31頁)

基礎統計學(英文版)內容摘要：
ONE
Understand why we study statistics.
TWO
Explain what is meant by descriptive statistics and inferential statistics.
THREE
Distinguish between a qualitative variable and a quantitative variable.
FOUR
Distinguish between a discrete variable and a continuous variable.
FIVE
Distinguish among the nominal, ordinal, interval, and ratio levels of measurement.
SIX
Define the terms mutually exclusive and exhaustive.
Numerical info is everywhere
But how do we know if conclusions reported are accurate?
Statistical techniques are used to make decisions that affect our lives
This is why younger people pay more for insurance…
Knowledge of statistical methods at least helps you understand why decisions are made
In future you will make decisions that involve data
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