




Card 10 / 14:
correlation coefficient
a value, r , between –1 and 1 that indicates the degree of linear correlation of variables, or how closely a regression line fits a data set.

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Questions & Answers
what is the answer to dividing negative index
In a triangle ABC prove that. (b+c)cosA+(c+a)cosB+(a+b)cisC=a+b+c.
give me the waec 2019 questions
the polar coordinate of the point (1, 1)
prove the identites sin x ( 1+ tan x )+ cos x ( 1+ cot x )= sec x + cosec x
tanh`(xiy) =A+iB, find A and B
B=Aiitan(hxhiy)
Rukmini
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If those numbers are binary, it's 1010101. If they are base 10, it's 202021.
Jack
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the gradient function of a curve is 2x+4 and the curve passes through point (1,4) find the equation of the curve
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a man walks up 200 meters along a straight road whose inclination is 30 degree.How high above the starting level is he?
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exponential series
Naveen
Prove that: (2cos&+1)(2cos&1)(2cos2&1)=2cos4&+1
Source:
OpenStax, Algebra and trigonometry. OpenStax CNX. Nov 14, 2016 Download for free at https://legacy.cnx.org/content/col11758/1.6
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