Question

(7) A regression analysis was used in a study about perceived strength (str) and body condition...

1. (7) A regression analysis was used in a study about perceived strength (str) and body condition (cond) among seniors, both measures are in the range of 0-100. Answer questions based on the given output

Model Summary

Model

R

R Square

Adjusted R Square

Std. Error of the Estimate

1

.880a

.704

.701

2.404

a. Predictors: (Constant), str

 ANOVAb Model Sum of Squares df Mean Square F Sig. 1 Regression 688.725 1 688.725 101.665 .002a Residual 2553.465 414 6.168 Total 3242.190 415 a. Predictors: (Constant), str b. Dependent Variable: cond Coefficientsa Model Unstandardized Coefficients Standardized Coefficients t Sig. B Std. Error Beta 1 (Constant) 1.96 .392 1.213 .230 str .93 .24 .461 3.567 .002 a. Dependent Variable: cond
1. Establish the regression equation with indication of variables x and y.

1. Is the regression model significant? Why?

1. Find and explain the R-square of this problem.

1. Provide an example to illustrate usage of the regression equation established in part a).

Answer #1

Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for?
Ask your own homework help question