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Effectus [21]
3 years ago
12

Please help 10 points for grabs

Mathematics
1 answer:
Scrat [10]3 years ago
3 0
Where’s the question
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What's the correlation coefficient of this date . 10,11,16,9,7,15,16,10,96,51,62,58,89,81,46,51
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Assuming the question is in the wrong format and"date" is data.
I chose X= 10,11,16,9,7,15,16,10 and Y= <span>96,51,62,58,89,81,46,51
the correlation cooefficent is -0.3351

</span>

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Which of the following is NOT a limitation of the model?
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D the rest would be impossible to recreate
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Solve for x: 2 over 5 plus 3 over 5 x equals quantity x plus 5 over 10
krok68 [10]
(2/5)+(3/(5x))=(x+5)/10
nasty fractions, we hates it forever

so

get rid of all those nasty fractions
multiply both sides by 10x
4x+6=x(x+5)
distribute
4x+6=x^2+5x
minus (4x+6) from both sides
0=x^2+x-6
factor
0=(x-2)(x+3)
set each to zero
0=x-2
2=x

0=x+3
-3=x

x=-3 and 2


3rd option is answer
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