Question

Refer to the SPSS output tables below. There are 2 models depicted below - Model 1 and Model 2. In Model 1, Company A wants to study the relationship between Sales (Y) and Advertising Budget (X1). In Model 2, Company A wants to study the relationship between Sales (Y) and Advertising Budget (X1), No. of Plays (X2) and Attractiveness of Band (X3).
(25 marks)


You are required to
(a) Write the linear regression equation for Model 1
(b) Write the multiple regression equation for Model 2.
(c) For Model 1, explain whether there is a significant relationship between the dependent and independent variable (X1)
(d) For Model 2, explain whether there is a significant relationship between the dependent and independent variable (X1, X2 and X3).
(e) Based on table 2.0, explain the meaning of Adjusted R square in Model 1.
(f) Based on table 2.0, explain the meaning of Adjusted R square in Model 2.

Answer 1

Answer:

Taxonomy is the science of naming, describing and classifying organisms and includes all plants, animals and microorganisms of the world.