Curve of Best Fit

Curve of Best Fit

7th - 10th Grade

8 Qs

quiz-placeholder

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Curve of Best Fit

Curve of Best Fit

Assessment

Quiz

Mathematics

7th - 10th Grade

Medium

CCSS
HSA.CED.A.2, HSF.IF.A.1, HSF.IF.A.2

+8

Standards-aligned

Created by

Lauren Rhoton

Used 243+ times

FREE Resource

8 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

What is this called?

A graph

A scatter plot

A linear function

A curve of best fit.

Tags

CCSS.HSS.ID.B.6

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Using the curve of best fit, what would be the output (y) when the input (x) is 7?

260

240

140

320

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When using Desmos to find the curve of best fit, what do I need to enter first?

y1 ~ ax12 +bx1 + c

the equation

the table/chart of values

the vertex

Tags

CCSS.HSF-IF.C.7A

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When finding the curve of best fit in Desmos, what do I do after I entered my table of coordinates?

plot the points

y1 ~ ax1 +b

y1 ~ ax12 +bx1 + c

do a little dance

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

CCSS.HSS.ID.C.7

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If this is an equation for a curve of best fit, find the output (y) when the input (x) is 13:

y = 1.2x2 - 3.7x - 19

-51.5

135.7

154.7

183,8

Tags

CCSS.HSA.REI.B.4

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Given the following table of values, which column represents the input (x)?

Days

Money

Both Days and Money

Neither Days nor Money

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Given the graph, what would be in the output (7) when the input (x) is 6?

1125

850

700

600

Tags

CCSS.HSF.IF.A.2

8.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Given the following scatter plot, which equation best models the data?

(Hint: in this specific case, you don't really need Desmos)

y = -8.25x + 56

y = -8.25x2 + 56x

y = 8.25x2 + 56x

y = -8.25x3 + 56x

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10