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COCCmath

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61 subscribers
50,063 video views
1 month ago

Why a "least squares regression line" is called that...

This explanation made a lot of sense to me when I read it years ago, and I think it's even better dynamically illustrated with Geometer's Sketchpad.

COCCmath COCCmath commented:

Hey, you're welcome! The quick and easy answer is that the sum of the deviations (unsquared) will always be zero (this is the same thing that happens when you square the "sum of deviations from average" when computing variances...I mention the motivation at around 2:06). Make sense?

1 month ago

How to make a basic scatterplot in Excel 2007

A little tutorial to help you create a scatterplot in MS Excel 2007. Hope it helps.

COCCmath COCCmath commented:

Hey there! Check out the reply I sent to "lydiaBETCH" below. Thanks for stopping by!

1 month ago

Why a "least squares regression line" is called that...

This explanation made a lot of sense to me when I read it years ago, and I think it's even better dynamically illustrated with Geometer's Sketchpad.

COCCmath COCCmath commented:

Merci beaucoup! Hello from Oregon!

So nice to hear from you, and I'm glad you found this helpful. Knowledge should be shared, no?

Au revoir

2 months ago

How to make a basic scatterplot in Excel 2007

A little tutorial to help you create a scatterplot in MS Excel 2007. Hope it helps.

COCCmath COCCmath commented:

Hey there! Well, I'm not sure that you can; the best fit line is tied to the data. Are you trying to extrapolate with the line?

2 months ago

Why a "least squares regression line" is called that...

This explanation made a lot of sense to me when I read it years ago, and I think it's even better dynamically illustrated with Geometer's Sketchpad.

COCCmath COCCmath commented:

My pleasure! Thanks for stopping by!

2 months ago

How to make a basic scatterplot in Excel 2007

A little tutorial to help you create a scatterplot in MS Excel 2007. Hope it helps.

COCCmath COCCmath commented:

Hi there! Excel calls them "Trendlines", and they're located under the same "Layout" tab that the axis titles were. Hope that helps!

2 months ago

How to make a basic scatterplot in Excel 2007

A little tutorial to help you create a scatterplot in MS Excel 2007. Hope it helps.

COCCmath COCCmath commented:

You're welcomeeeeeee!

4 months ago

How to make a basic scatterplot in Excel 2007

A little tutorial to help you create a scatterplot in MS Excel 2007. Hope it helps.

COCCmath COCCmath commented:

Thanks for checking it out! Glad it helped!

4 months ago

Why a "least squares regression line" is called that...

This explanation made a lot of sense to me when I read it years ago, and I think it's even better dynamically illustrated with Geometer's Sketchpad.

COCCmath COCCmath commented:

This is my favorite explanation, so I'm glad you like it, too!

4 months ago

How to make a basic scatterplot in Excel 2007

A little tutorial to help you create a scatterplot in MS Excel 2007. Hope it helps.

COCCmath COCCmath commented:

Hey, you;'re very welcome! Glad it helped!

5 months ago

Why a "least squares regression line" is called that...

This explanation made a lot of sense to me when I read it years ago, and I think it's even better dynamically illustrated with Geometer's Sketchpad.

COCCmath COCCmath commented:

You're welcome!

5 months ago

How to make a basic scatterplot in Excel 2007

A little tutorial to help you create a scatterplot in MS Excel 2007. Hope it helps.

COCCmath COCCmath commented:

You are more than welcome!  Glad it helped!

7 months ago

Brian McGee - Walking Back To Love

Brian McGee

Walking Back To Love

Amplified Art

Raleigh, NC

11-1-11

COCCmath COCCmath commented:

Brian, I cannot WAIT to play this with you! Love this tune, dude.

7 months ago

How to make a basic scatterplot in Excel 2007

A little tutorial to help you create a scatterplot in MS Excel 2007. Hope it helps.

COCCmath COCCmath commented:

Glad this could help you, and thanks so much for checking it out!

7 months ago

My favorite endo. Ever.

My buddy makes a green square mistake exiting a black diamond stunt in Bend. Enjoy...I always do.

COCCmath COCCmath uploaded
7 months ago

How to make a basic scatterplot in Excel 2007

A little tutorial to help you create a scatterplot in MS Excel 2007. Hope it helps.

COCCmath COCCmath commented:

You're more than welcome! Thanks for stopping by!

8 months ago

Creating a binomial distribution and line graph in Microsoft Excel 2007 (low volume...apologies!)

In this video, you'll see how to create a t - table for a binomial distribution, and then visualize it with a 2 - d line graph. This line graph tu...

COCCmath COCCmath uploaded
8 months ago

How to make a basic scatterplot in Excel 2007

A little tutorial to help you create a scatterplot in MS Excel 2007. Hope it helps.

COCCmath COCCmath commented:

You're so welcome!

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