Thursday 2/11--Line of Best Fit

Presentation

•

Mathematics

•

8th Grade

•

Medium

•

CCSS

8.EE.B.5, HSF-LE.A.1B, 8.F.B.4

Standards-aligned

Katie Butler

Used 14+ times

FREE Resource

36 Slides • 18 Questions

Thursday 2/11--Line of Best Fit

Complete your minutes for today

I can find and interpret line of best fit

Mod 6 Lesson 7 and 8

Review from Tuesday

Scatter Plots and Association

Multiple Choice

What type of association does this graph have?

positive

negative

none

all of the above

Multiple Choice

What type of association does this scatter plot represent?

positive linear association

negative association

no association

nonlinear association

Multiple Choice

Which scatter plot shows a linear relationship between x and y?

Graph A

Graph B

Graph C

Graph D

Multiple Choice

What type of correlation does this graph show?

Positive

negative

none

all of the above

Multiple Choice

What type of correlation does this scatter plot show?

positive linear association

negative linear association

no association

nonlinear association

Multiple Choice

What are the coordinates of the outlier?

(1,9)

(9,1)

(2,2)

y=x

Line of Best Fit Quizizz Questions

Multiple Choice

Which line is the best line of best fit?

i don't see any lines

Multiple Choice

Is this line an accurate line estimate of best fit for the data?

Yes

Multiple Choice

Is this line an accurate line estimate of best fit for the data?

Yes

Finding Equation of a Line Review

y = mx + b

Find slope; Find y-intercept

y = mx + b

Equation of a Line Quizizz

Multiple Choice

Which equation is being represented by this line?

y = -1x + 2

y = 1/2x + 2

y = 3x -4

y = -3x +2

Multiple Choice

Which equation represents the following graph?

y = 3x + 2

y = -2x + 3

y = 2x + 3

y = -3x + 2

Multiple Choice

What is the y-intercept of the line graphed below?

-3

4/3

Multiple Choice

Find the slope

-2/3

3/2

-3/2

2/3

Multiple Choice

What is the y- intercept of the graph of y = -5x + 6

-5

-6

Summary Quizizz Questions

Multiple Choice

What is the equation of the line of best fit?

y= 2x+3

y=3x+2

y= $\frac{1}{2}x\ +3$

y= $-\frac{1}{2}x\ +3$

Multiple Choice

Which sentence describes the relationship shown on this scatter plot?

As the temperature decreases, the visitors increase.

As the temperature increases, the number of visitors increases.

As the visitors increase, the temperature decreases.

No correlation

Multiple Choice

What is the equation of the line of best fit

y= -2x + 10

y= 10x+ 2

y=2x+10

y= 10

Multiple Choice

What is the equation of the line of best fit?

y= $-\frac{1}{2}x\ +\ 6$

y= $\frac{1}{2}x\ +6$

y= 6x + 2

y = -2x +6

Lesson 8 Pset #1,2,3

Lesson 9 Pset #1,3

Quizizz on Functions

Code: 47397996

Thursday 2/11--Line of Best Fit

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