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What affects flat panel LCD TV sales? Flat panel LCD TV's are sold through a variety of outlets. Sales figures (number of units) for the
What affects flat panel LCD TV sales? Flat panel LCD TV's are sold through a variety of outlets. Sales figures (number of units) for the popular Sony Bravia were obtained for last quarter from a sample of 30 different stores.
What affects flat panel LCD TV sales? Flat panel LCD TV's are sold through a variety of outlets. Sales figures (number of units) for the popular Sony Bravia were obtained for last quarter from a sample of 30 different stores. Also collected were data on the selling price and amount spent on advertising the Sony Bravia (as a percentage of total advertising expenditure in the previous quarter) at each store. The regression output is shown below. The correct null and alternative hypotheses for testing the regression coefficient of Price is Dependent Variable is Sales Predictor SE of Coeff t test stat P-value constant 90.19 25.08 3.60 0.001 Price -0.03055 0.01005 |-3.04 0.005 Advertising 3.0926 0.3680 8.40 0.000 Coeff Se = 10.6075 R-Sq = 84.4% R-Sq(adj) = 83.3% O Ho: Bp so vs HA: Bp > 0 O Ho: Bp = 0 vs HA: Bp = 0 O Ho: The regression is not significant vs HA: The regression is significant O Ho: Bp = 0 vs HA: Bp+ 0 O Ho: Bp 2 0 vs Ha: Bp 0 O Ho: Bp = 0 vs HA: Bp = 0 O Ho: The regression is not significant vs HA: The regression is significant O Ho: Bp = 0 vs HA: Bp+ 0 O Ho: Bp 2 0 vs Ha: BpStep by Step Solution
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