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Mathematics 10 Online
OpenStudy (anonymous):

Help me

OpenStudy (anonymous):

Does this have to do with regression analysis? If so, you could just throw the data into Microsoft Excel, and it literally just spits out the equation.

Directrix (directrix):

@IGotChu I think the labels on your scatter plot may need revision. The instructions mention the number of years since 1990. So, I'm thinking that the plots to be located are these: { (0, 19358); (1,19484); (2, 20283); (3, 21499): (4, 23561) }

OpenStudy (anonymous):

so I should do the scatter plot all over with those points up there and the ones on the table?

Directrix (directrix):

I just used this online linear regression calculator to get a possible equation of the line. I'll attach the results. The calculator also draw the scatter plot. http://www.alcula.com/calculators/statistics/linear-regression/

Directrix (directrix):

Check this.

OpenStudy (anonymous):

help with C

Directrix (directrix):

Scatter plot in need of labels on x and y axis

OpenStudy (anonymous):

D

Directrix (directrix):

@IGotChu Go to the website, enter the data, and then with the regression equation, you will see a place to enter x values to get the corresponding y-values. Enter the data in this fashion: 0,19358 1,19484 2,20283 3,21499 4,23561

OpenStudy (anonymous):

my internet is too slow and it takes 2 minutes for google to open

OpenStudy (anonymous):

@Directrix can you please send me the photo of it pleaes

OpenStudy (anonymous):

please

Directrix (directrix):

Attached

OpenStudy (anonymous):

thank so much

Directrix (directrix):

You're welcome. Do check everything.

OpenStudy (anonymous):

now I have to go over it

Directrix (directrix):

Okay.

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