Correlation coefficient, Econometrics

Assignment Help:

a) Explain what is calculated by a correlation coefficient.

b) Why do economists commonly find regression a more useful tool than correlation?

c) In a sample of 102 men the correlation among age and monthly donations to charity is found to be 0.2.Test whether this correlation is significantly among from zero and comment on your result.


Related Discussions:- Correlation coefficient

Differentiate between linear and log-linear model, Problem: (a) Differe...

Problem: (a) Differentiate between linear and log-linear model. (b) Distinguish between type I and type II errors. (c) (i) A bulb manufacturer claims that its bulbs last

Autocorrelation, what is the mathematical origin of durbin watson test for ...

what is the mathematical origin of durbin watson test for autocorrelation

What do you understand by non-linear models, Question: (a) Formulate a ...

Question: (a) Formulate a VAR with 4 lags and also rewrite it in matrix form, mentioning the limitations of such models. (b) What is the rationale behind introducing lag-dep

Time series models, analyze the trend of time series using semi-average met...

analyze the trend of time series using semi-average method, method of least square regression and moving average method

Cournot duopoly model, i) Briefly distinguish between the Cournot duopoly m...

i) Briefly distinguish between the Cournot duopoly model and that of Stackelberg.     ii) Suppose the  inverse  market demand curve for  a telecommunications equipment is P = 10

Maximising levels of capital, A perfectly competitive firm hires its machin...

A perfectly competitive firm hires its machines at a constant rental rate of r = 5 euros per unit and its workers at a constant wage rate of w = 4 euros per unit. It can also sell

Models, when is an econometric model said to be simple and naive

when is an econometric model said to be simple and naive

Quantity theory of money , Suppose an economy has the following Real money ...

Suppose an economy has the following Real money demand Function: L(Y,i) = 1000 + 0.3Y - 4000i, where   i is the nominal interest rate paid on non-monetary (financial) assets,

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd