Purchase Solution

Question about R2

Not what you're looking for?

Ask Custom Question

R2 is a statistical measure which:

a) determines how important one variable is in explaining the value of another variable
b) tests the true value of a variable
c) determines how well an equation can estimate the relationship between one variable and a set of other variables
d) all of the above
e) none of the above

Which of the above options is correct?

Purchase this Solution
Solution Summary

The solution contains the interpretation of the R-Square value.

Purchase this Solution
Free BrainMass Quizzes
Elementary Microeconomics

This quiz reviews the basic concept of supply and demand analysis.

Economics, Basic Concepts, Demand-Supply-Equilibrium

The quiz tests the basic concepts of demand, supply, and equilibrium in a free market.

Basics of Economics

Quiz will help you to review some basics of microeconomics and macroeconomics which are often not understood.

Pricing Strategies

Discussion about various pricing techniques of profit-seeking firms.

Economic Issues and Concepts

This quiz provides a review of the basic microeconomic concepts. Students can test their understanding of major economic issues.

View More Free Quizzes
Related BrainMass Solutions

  • Series and Parallel Resistors

    Actually, this is embarrassing, but my question is simply an algebra question. I know the equation and I know the answer, but I can't remember how to GET the answer. Can someone please walk me through this very simple algebra issue?

  • Static Engineering - Beam Question

    Thanks Length of the beam, L = 2+1+5+2 = 10 m (a) Force equation: R1 + R2 = 5*10 + 10 + 20 => R1 + R2 = 80 ...(1) Moment of forces about R1 (anti-clockwise +ve): R2*6 - 20*(1+5+2) - 5*(1+5+2)*(1+5+2)/2 - 10*1 + 5*2*2/2= 0 => R2*6 =

  • Solving Input Impedance

    As the frequency increases, but stays low, A and B contribute very little so the Zin is about the same which is about 2300.

  • Desiging a battery charger

    21984 Define appropriate resistor values in a battery-charger circuit The attached file shows the circuit in question along with information about the components (zener diode, op-amp, and BJT transistor).

  • Operational Amplifier Gain

    Please see attached for full question. Please see attached file. Prob 1 Figure 1: Inverting amplifier circuit. Figure 2: Noninverting amplifier circuit. The way that you define the gain is by setting the ratio of R1 to R2.

  • Conics, Parametric Equations, and polar Coordinates

    b) Find the derivative, dy/dx c) Find all vertical tangent lines and singular points Question 2 Given the two polar equations r1 = 2 - 2cos and r2 = 3 a) Find

  • Stock's beta, present value of an ordinary annuity

    The typical R2 for a stock is about 0.3 and the typical R2 for a portfolio is about 0.3. b. The typical R2 for a stock is about 0.94 and the typical R2 for a portfolio is about 0.6. c.

  • The coefficient of a linear regression equation

    t > 2 R2 > .90 t > R2 F > 4 none of the above because of insufficient information The 95% critical t value with df > 30 is about 2, thus we compare t to 2 for significance.

  • Multiple Regression Results For Fast-Growth Firms

    The part of the output that answers this question is the R2.

  • multiple regression

    If you have any question about multiple regression or any other concept, do not hesitate to contact me again. Good luck with your work.

View More Related Solutions