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anonymous

  • 5 years ago

for the following set of data find an appropriate regression equation (linear, exponential, or logarithmic) state your reason x: 1,2,3,4,5 y: 112,114, 119, 122, 129

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  1. bahrom7893
    • 5 years ago
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    hey can u plot it again? I will show you what to do, I know why you couldnt see it earlier. x is only 1,2,3,4,5 and y is over 100!

  2. anonymous
    • 5 years ago
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    ok

  3. bahrom7893
    • 5 years ago
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    okay so now go to window

  4. anonymous
    • 5 years ago
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    ok

  5. bahrom7893
    • 5 years ago
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    now tell me what values you see there

  6. anonymous
    • 5 years ago
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    i put zero in the x min and y min on accident just right now..

  7. bahrom7893
    • 5 years ago
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    no its fine, here are the values that you need: xmin = 0 xmax = 6 xscl = 1 ymin = 90 ymax = 140 yscl = 1

  8. bahrom7893
    • 5 years ago
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    set it to those values and BAM, you can see the points perfectly!

  9. anonymous
    • 5 years ago
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    okay now after that what do i do?

  10. bahrom7893
    • 5 years ago
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    now try linear regression line!

  11. bahrom7893
    • 5 years ago
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    I'd say exponential regression line is better.

  12. anonymous
    • 5 years ago
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    i tried linear and exponential i think they are the same?

  13. bahrom7893
    • 5 years ago
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    no exponential is better.

  14. anonymous
    • 5 years ago
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    howcoem

  15. bahrom7893
    • 5 years ago
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    Okay can you go on twiddla so that I can explain.

  16. bahrom7893
    • 5 years ago
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    http://www.twiddla.com/495960

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