Regression
This is statistical measure of how close the data are to the fitted regression line.
1 Minute
What is the R value
Explain what is happening to this Equation?
y = 3 root(27x+135) -4
Rewrite if needed.
2 minutes
The cube root of x is being shifted to the left 5 units, Strech vertically by a factor of 3 and shifted downward 4 units
This is what you do to prove that a function is One to one.
1 minute
What is the Horizontal line test
Come up and graph the following function
using 3 points
y = (1/4)x
Use desmos
Find the Linear equation for the following Table of Windy City Bike Rides:
Year: Members
1980 64
1981 71
1982 75
1983 86
1984 99
Draw on the board the following Equation
f(x) = 3Root(4x-24)
find the range
Use Desmos
If the function f(-3) = 6 Then the F-1 (6) = ?
-3
Solve the equation 16x = 4
1/2
Given the Following Data set: Find the Quadratic Regression
X -1 0 1 2 3
y -3.49 1.2 .88 -4.5 -12.9
-2.23x2+ 2x+.921
solve the following equation for F(x) = 0
f(x) = 3Root(6x-30)
5
the function defined by the following is a one to one, find the inverse
(5,2) (2,1) (3,7) (4,2)
(2,5) ,(1,2),(7, 3),(2, 4)
Solve the following Equation
(5/2)x = (8/125)
-3
Given the Following Data set, given that the trend is a quadratic function, what
Would the fees be in 2005?
Year 1993 1995 1997 1999 2001 2003
Fees 2571 2897 3108 3413 3812 4715
5402
Simplify the following expression:
625 -5/4
3 minutes
Give the inverse of the function
f(x) = x3 -4
2 minutes
3Root(x+4)
Solve the following equation for x:
2x-3 = 167
Given the following table, find the line of best fit:
YEAR - # of Members
1985 7
1990 12
1995 16
1997 19
1999 20
Linear
.94x + 7.08
Solve the equation!
(-2433/10 )2
27
F(x) = 8x
----
x+5
5x
-----
-x+8
Solve the equation for
e7x-1= (e5)x
1/2