AP STATS: Linear Regression
1.
Find the least-squares regression line from the given information.
Mean x = 55
2.
sx = 26.12 mean y = 69.78 sy = 26.47 r = - 0.805
Find the LSRL from the given informati
I. Exploring Data
When you analyze one-variable data, always discuss shape, center, and spread. Remember your S.O.C.S!
Look for patterns in the data first, and then look for deviations from those patt
Chapter 3
1.
AP Stats
Name:
Find the coefficient of determination (r2) from the correlation coefficient (r).
(a) r = - 0.32
(b) r = 0.13
(c) r = - 0.40
(d) r = 0.93
2.
When comparing the height and we
II. Surveys, Observational Studies, and Experiments
Know what is required for a sample to be a simple random sample (SRS). If each individual in the
population has an equal probability of being chosen
III. Anticipating patterns: Probability, Simulations, Random Variables
You need to be able to describe how you will perform a simulation in addition to
actually doing it.
Create a correspondence betwe
You need to be able to describe how you will perform a simulation in addition to actually doing it.
Create a correspondence between random numbers and outcomes.
Explain how you will obtain the random
On problems where you have to produce a graph:
Label and scale your axes! Do not copy a calculator screen verbatim onto the test.
Don't refer to a graph on your calculator that you haven't drawn. Tran
During the Exam
Relax, and take time to think! Remember that everyone else taking the exam is in a situation identical to
yours. Realize that the problems will probably look considerably more complica
AP Statistics
Bar & Pie Graphs
Name:
Robbery: The following data represent the number of robberies in 1998.
Type of Crime
Street or highway
Commercial house
Gas station
Convenience store
Residence
Ban
1.2 Box Plots
Name:
The table shows the top U.S. based franchises in 1994. The rankings are based on a companys age,
number of units, start-up costs, and growth rates.
1.
Choose an appropriate graph t
Chapter 1: Section 1.2: Finding Outliers
Name:
1. The five-number summary for a dataset is 5, 40, 55, 64, 88 determine if there are any
outliers.
2. The five-number summary for a dataset is in the tab
V. Statistical Inference
You must be able to decide which statistical inference procedure is appropriate in a given setting. Working lots of
review problems will help you.
You need to know the differe