Functions
Functions 2
Transformations
Scatter Plots
Desmos
100
What is the range of the function?
{-9, -4, -1}
100
What does the function f(14)=11 mean?
When x=14, y=11
100
Determine the type of linear transformation that occurred from f(x) to g(x).
f(x)
g(x)-2
Translated 2 units down
100
Determine the correlation with the following scatterplot.
negative or strong negative
100
Create a scatter plot in desmos with the following data and tell the slope.
-2.8
200
The following relation is a function. {(1,2), (4,7), (8,9), (12,11)}
What is the domain of this function?
{1, 4, 8, 12}
200
Ryan works for a delivery service. The function f(n) is used to calculate his daily pay when he makes n deliveries. Use the function to find how much he will make when he makes 5 deliveries.
f(n)=7n+96
$131
200
Determine the type of linear transformation that occurred from f(x) to g(x).
f(x)
g(x-2)
Translated 2 units right
200
Determine the correlation with the following scatterplot.
No correlation
200
Create a scatter plot in desmos with the following data and tell the y-intercept.
88.7
300
Create a table that represents a function.
No x-value should repeat.
300
Consider the function y=2x+5
What will the value of the function be when x=10?
25
300
A function is transformed from f(x)=-10(x-2) into the graph of g(x)=-10(x-2)-3. What is the transformation?
Translated down 3 units
300
Give 3 numbers of a correlation coefficient that represent a linear model with a weak correlation.
any number between 0.5 and -0.5
300
Estimate the final grade of someone with 12 absences based on the chart below.
55.1
400
Draw a graph of a function.
no repeats of x-values
400
Jack works after school. Each day he earns a set amount, plus an hourly wage. Write a linear function f(x) Jack can use to determine his pay.
y=10x+8
400
When the function f(x)=-5x+8 is translated 3 units left, it gives a new function. Write the new function.
f(x)=-5(x-3)+8
400
What does a correlation coefficient of 0.37 for a linear model tell us?
weak positive relationship
400
What does e1 stand for in desmos?
residual number
500
Draw a graph of something that would NOT be a function.
x-value should repeat
500
A snack bar is open from 10am to 5:30pm and has 500 water bottles for sale. Sales average 2.5 bottles of water per hour. Create a function.
y=-2.5x+500
500
How does the transformation p(x) to 7p(x) affect the graph?
stretches vertically
500
What does a correlation coefficient of a -0.98 for a linear model tell us?
strong negative correlation
500
Use the coordinate pairs to determine the equation of the line of best fit.
(1,30), (2,55), (5,75), (8,120), (9,145), (17,250)
y=13.5588x+17.5882