chprereq6notes.notebook
September05,2013
1
chprereq6notes.notebook
September05,2013
Examples
A.
B.
C.
D.
E.
2
chprereq6notes.notebook
September05,2013
Example:
ProductsandQuotients
Multiply:
Divide:
pcch22.4notesday1.notebook
October29,2013
RealZerosof
Polynomial
Functions
Section
2.4
Day1
Algebraic long division
Divide 2x + 3x - x + 1 by x + 2
The quotient will be here.
x + 2 is
the divisor
2x +
pcch33.3notes.notebook
December02,2013
PreCalculus
Section3.3
Theinverseofy=bxisalogarithmicfunctionwithbaseb
f(x)=bxifandonlyifb>0andb 1 then
f-1(x) = logbx
Ifx>0and0<b 1 then
y = logb x if and only
a2ch44.2notes.notebook
October24,2013
1
a2ch44.2notes.notebook
October24,2013
Inordertomultiplymatrices.
AB=AB
mxn
nxp
mxp
Canyoumultiply?Whatwillthedimensionsbe?
AB
2x3
B
3x4
A
5x3
B
5x2
AB
A
2
a2ch4
a2ch55.2notesday1.notebook
October31,2013
AlgebraII
Section5.2
Day1
Binomial:expressionwith2terms
Trinomial:expressionwith3terms
Remember how to FACTOR?
Always look for a GCF 1st.
If you have a bino
Statistics 1st Semester Exam
Exam Will Cover:
AP Statistics: Chapters 1.1 6.3
Probability and Statistics: Chapters 1.1 5.5 (skip section 3.5)
Exam Format:
Both exams will consist of 30 Multiple Choice
Section 2.4 Working with Summary Statistics
Mean, Median, SD, IQR, 5-Number Summary
Know when to use which measures for certain types of distributions
Influence of Outliers on the Summary Stats
Recent
Correlation is not Causation. Just because two variables have a strong correlation it
does not mean one causes the other. It could, but doesnt have to.
Know how to interpret a computer statistics sof
A 95% confidence interval is what is assumed if it is not specified. The meaning of the 95%
confidence interval itself is: We are 95% confident that the true population value is within this
interval.
COMBINED VARIABLES RULES:
x+y=x+y
x+y=
BINOMIAL DISTRIBUTION EXPERIMENT has the following properties:
Consists of fixed number of, n, of identical trials
Only two possible (bi) outcomes: success or f
AP Stats Key concepts to know
Values that describe a sample are called STATISTICS. Values that describe the population
are PARAMETERS. Inferential statistics uses statistics to estimate parameters.
De
a2ch66.4notesday1.notebook
January08,2014
1
a2ch66.4notesday1.notebook
January08,2014
2
a2ch66.4notesday1.notebook
January08,2014
Factoring a SUM of Cubes:
a3 + b3 = (a + b)(a2 ab + b2)
Remember SOAP