Linear Regression

Presentation

•

Mathematics

•

9th Grade

•

Hard

Joseph Anderson

FREE Resource

9 Slides • 5 Questions

Linear Regression Part I & closure

y = ax + b

Poll

How often do you pick up your phone on a daily basis?

20 times

40 times

60 times

80 times

Rules and expectations

Having webcam on throughout the class period
Notebook and pencils ready to take notes
Focus and avoid any distractions
Ask questions if you're confused
Join me during office hours for extra help with assignments

Construct a scatter plot for the data collected

Describe the relationship between the temperature outside and the number of customers at the yogurt shop.

Open Ended

What do you notice about the temperature outside and the number of customers at the yogurt shop?

Type response here

Using a graphing calculator to determine the equation of the line best fit.

Using Ti-84

Creating a scatter plot and finding line best fit

Closure

What have you learned today?

Multiple Choice

Which one of these statements defines a scatter plot?

A trend line that best represents a data

A linear approach to model relationship between two variables.

A diagram used to represent two variables for a set of data.

Multiple Select

Which of these are the correct steps for finding the equation of line best fit on a graphing calculator?

STAT, EDIT, TABLE, STAT, CALC, LINREG, CALCULATE

STAT, EDIT, STAT, CALC, LINREG,

ENTER, TABLE, STAT, CALC, LINREG, CALCULATE

STATPLOT, EDIT, TABLE, CALC, LINREG, CALCULATE

Open Ended

Using the graphing calculator, find the linear equation: y = ax + b for the given table of values.

Type response here

Linear Regression Part I & closure

y = ax + b

Show answer

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