1st 9 wks Review
Unit 1: Types of Bias
Types of Sampling Methods
Observational vs Experimental
Completely randomized design vs blocked vs matched pairs
Identify treatments & response variables
Describe your randomization
Unit 2: Quantitative Graphs – dot plot, stemplot, histogram, density histogram
Qualitative Graphs – bar graph, comparative bar, segmented bar, and pi chart
Bivariate Graphs – scatter plot & time series
Relative Frequency Distribution
Be able to describe a distribution from a graph
Be able to find marginal and conditional distributions
Unit 3: Find & compare central tendencies – mean, median
Find & compare variation – variance, standard deviation, IQR
Draw & compare boxplots
Using and interpreting a cumulative relative frequency graph
Verifying outliers
Symmetry and skewness
Effect of skewness on Mean and Median
Transforming data and the effect it has on Mean and Median
Resistance to outliers
Chebyshev vs Empirical Rule
Finding percentiles
Finding & comparing z-scores
Unit 4: Sketch & describe scatter plot & correlation
Be able to distinguish between and explanatory and response variable
Correlation coefficient & how to interpret it
Understand relationships such as switching x & y and the effect it has on r
Find the linear regression & use it to make predictions
Calculate and Interpret the slope
Calculate and Interpret the y-intercept
Know extrapolation
Understand influential points
Find and interpret a residual
Find SSresid and SSTo
Find & interpret the coefficient of determination
Find & interpret Se
Transform nonlinear into linear
Know what can tell you cause and effect and what does not.
NOTECARDS:
Use these as study cards – put only important facts on them. Try to reduce your notes down to the bare essentials!
*Anatomy size: 1 card per unit (no extra)
*4 x 6 cards : 1 card per unit (you can have 1 extra card if needed)
*3 x 5 cards: 2 cards per unit (you can have 2 extra cards if needed)