Ask Question, Ask an Expert

+1-415-315-9853

info@mywordsolution.com

Ask Statistics and Probability Expert

Estimating R square from the regression equation.

A partial computer output from a regression analysis as follows. The regression equation is 
Y = 8.103 + 7.602 X1 + 3.111 X2

Predictor

Coef

SE Coef

T

Constant

 

2.667

 

X1

 

2.105

 

X2

 

0.613

 

 

S = 3.335

R-sq = 92.3%

R - sq (adj) = _____%

Analysis of Variance

Source

DF

SS

MS

F

Regression

 

1612

 

 

Residual Error

12

 

 

 

Total

 

 

 

 

a. work out the appropriate t-ratios (to 2 decimals)
Constant
X1
X2

b. figure the entries in the DF, SS and MS columns (to 2 decimals if necessary).

Source

DF

SS

MS

Regression

2

1612

806

Residual Error

12

 

11.21

Total

14

 

 

 

Statistics and Probability, Statistics

  • Category:- Statistics and Probability
  • Reference No.:- M922827

Have any Question? 


Related Questions in Statistics and Probability

Prove that all odd central moments of a gaussian random

Prove that all odd central moments of a Gaussian random variable are equal to zero. Furthermore, develop an expression for all even central moments of a Gaussian random variable.

Hotels are rated on the basis of one to five stars the

Hotels are rated on the basis of one to five stars. The Holiday Stay Hotel chain rated all 50 of it's hotels. The data is shown in the diagram below. Number of Stars  Frequency  1            7 2 10 3 22 4 8 5 3 1. Find t ...

For each of these questions you must provide a diagram

For each of these questions you must provide a diagram indicating the area or the percentile of the relevant distribution for the question. These diagrams can be drawn and photographed with the picture file pasted in the ...

Supposenbspnbspis a sequence of iid positive random

Suppose   is a sequence of IID positive random variables. Define        Show that as   converges in distribution, and find the distribution to which it converges.

A three-dimensional vector random variable x has a

A three-dimensional vector random variable, X, has a covariance matrix of Find a transformation matrix A such that the new random variable   Will be uncorrelated.

A sequence of random variables xnnbspis to be approximated

A sequence of random variables, X n  is to be approximated by a straight line using the estimate    Determine the least squares (i.e., minimum mean squared error) estimates for a  and b if samples of the sequence are obs ...

A discrete random process x n is generated by repeated

A discrete random process X [n] is generated by repeated tosses of a coin. Let the occurrence of a head be denoted by 1 and that of a tail by - 1. A new discrete random process is generated by   for n odd (either positiv ...

Two six-sided balanced dice are thrown find the

Two six-sided (balanced) dice are thrown. Find the probabilities of each of the following events: (a) a= 5 does not occur on either throw; (b) the sum is 7; (c) a 5 and a 3 occur in any order; (d) the first throw is a 5 ...

Let be a random variable that follows a poisson

Let be a random variable that follows a Poisson distribution, so that for some constant α its PMF is Let be another random variable that, given  M =m , is equally likely to take on any value in the set  (a) Find the join ...

Cards are drawn from a standard 52-card deck after each

Cards are drawn from a standard 52-card deck. After each card is drawn, it is put back in the deck and the cards are reshuffled so that each card drawn is independent of all others. Let be the random variable that repres ...

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

A cola-dispensing machine is set to dispense 9 ounces of

A cola-dispensing machine is set to dispense 9 ounces of cola per cup, with a standard deviation of 1.0 ounce. The manuf

What is marketingbullwhat is marketing think back to your

What is Marketing? • "What is marketing"? Think back to your impressions before you started this class versus how you

Question -your client david smith runs a small it

QUESTION - Your client, David Smith runs a small IT consulting business specialising in computer software and techno

Inspection of a random sample of 22 aircraft showed that 15

Inspection of a random sample of 22 aircraft showed that 15 needed repairs to fix a wiring problem that might compromise

Effective hrmquestionhow can an effective hrm system help

Effective HRM Question How can an effective HRM system help facilitate the achievement of an organization's strate