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Mathematics 10 Online
OpenStudy (anonymous):

Please Help! Question Below

OpenStudy (anonymous):

The table below shows the velocity y, in miles per minute, of a toy car at different times x, in minutes: Time (x) (minutes) 10 20 30 40 Velocity (y) (miles) 0.2 0.8 0.1 0.4 Part A: What is the most likely value of the correlation coefficient of the data in the table? Based on the correlation coefficient, describe the relationship between time and velocity of the toy car. (4 points) [Choose the value of correlation coefficient from -1, 1, -0.04, 0.99] Part B: What is the value of the slope of the graph of velocity versus time between 10 minutes and 20 minutes and what does the slope represent? (3 points) Part C: Does the data in the table represent correlation or causation? Explain your answer. (3 points)

OpenStudy (anonymous):

@stefrheart

OpenStudy (anonymous):

@jim_thompson5910 @satellite73

OpenStudy (anonymous):

@aum

OpenStudy (stefrheart):

are you using a graphing calculator?

OpenStudy (anonymous):

I have one to use, yes

OpenStudy (stefrheart):

this would be the best kind to use on this problem

OpenStudy (anonymous):

@ganeshie8

OpenStudy (stefrheart):

Do you know how to use a graphing calculator on this?

OpenStudy (anonymous):

@smtaaron @stefrheart lol you are already here

OpenStudy (stefrheart):

yes i am!

OpenStudy (stefrheart):

if you use a graphing calculator on this it would answer the questions

OpenStudy (anonymous):

So what would I input on it?

OpenStudy (stefrheart):

Your input would be the x

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