Q) Define the principle of leail square estimate ? (b) obtain the inpomation given below. vegression and the X using on %3D Ex,; = 16.75 Exi= S25 Exi; Xzi = 874.5 28.6375 Ex 31475 Eyi= 170 2Xiyi= 282-405 Exziyi= 8887 nニ1O %3D

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Q: A CTIVITY (EXhhential) 2x2+3X+ 1 I.y=9 2e y= x3 = 2^ + 3e y -5x 3

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A: For the solution of the problem follow the next step.

Q: C=Q 98, x =6-2 0= 0-5 and n=42 H 98% Canfidence interval far N if AD)

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Q: Which of the following is true? (Intercept) unemp Estimate -6.7142 -1.0010 Std. Error t value 5.4567…

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Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.