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(1) Perform the procedural steps in SPSS , indicate the type of test used, and a step-by-step guide so I can perform it on my

(1) Perform the procedural steps in SPSS, indicate the type of test used, and a step-by-step guide so I can perform it on my own to understand the process. Please attach the SPSS output so that I have a reference for when I perform it in SPSS as well.

(2) Assess the following assumptions of multiple linear regression, if satisfied or not:

(a) Collinearity

(b) normality

(c) homoscedasticity

(3) state the multiple regression equation

(4) interpret the meaning of the regression coefficients and decide if each of the independent variables is significant or not.

(5) which type of advertising is more effective? explain?

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2. The business problem facing a consumer products com pans:r is to measure the effectiveness of different types of advertising media in the promotion of its products. Specically, the company is interested in the effectiveness of radio advertising and newspaper advertising (including the cost of discount coupons). During a one-month test period. data were collected from a sample of 22 cities with approximately equal populations. Each city is allocated a specic expenditure level for radio advertising and for newspaper advertising. The sales of the product (In thousands of dollars) and also the levels of media expenditure (in thousands of dollars) during the test month are recorded, with the following results shown below and stored in Advertise: Ihtlt WI sou Allin-ill: W W l 973 o 10 2 1,11":l ll) 10 3 ITS 25 15 4 s25 25 15 5 91:- so so s 1m 31) so 1 931 as 35 3 L171 35 35 9 m to as m m m 15 H 1,52! 45 as 1: 1,571 45 I! 13 1,044 so :1 1+ 914 so a 15 1,329 55 15 1s 1.330 55 as [1' Laws to so 13 was so so 19 1.5m as 35 an 1,141 as as 21 Less Till so 22 1,111 to lo

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