WGU BEC1 Stats Study Guide Complete
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Stats study guide
Chapter 1
How did Florence Nightingale convince the British Government to have field hospital?
What is the mission of the US Preventative Services Task Force?
Florence Nightingale David produced the first edition of what tables?
Population
Sample
Parameter
Statistic
Be able to identify and/or provide examples of descriptive statistics & inferential statistics
Descriptive
Inferential
Know the properties of & be able to identify or provide examples of quantitative vs. categorical variables
Quantitive
Categorical
Characteristics, qualitive data (Gender, opinion, race)
BASIC CONCEPTS (CHAPTER 2 – MUNRO E-BOOK)
Know the definition of data, individuals, variables, independent variable, dependent variable, random assignment, treatment group, and control group.
data
Individuals
variables
independent variable
dependent variable
random assignment
treatment group
control group
Know the properties of the 4 levels of measurement (nominal, ordinal, interval, ratio)
nominal scale
Ordinal scale
Interval-scale
Ratio-scale variables
Know the properties of discrete and continuous variables
Know and understand the properties that distinguish experimental methods from correlational methods
DISPLAYING DATA (CHAPTER 2 – MUNRO E-BOOK)
Know what a distribution is and why examining a distribution can be helpful/useful
Know how to interpret information from:
Simple frequency distributions (grouped & ungrouped*)
class intervals.
Relative frequency distributions (proportions* & percents*)
Cumulative frequency distributions*
Histograms
Bar graphs*
Stem-and-leaf displays
Know the definition of percentile rank
Be able to...