What Affects Flat Panel LCD TV Sales? Flat Panel LCD $H_{0}: \beta_{\mathrm{P}} \neq 0$

question 1

Multiple Choice

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.Output is shown
Below. The correct null and alternative hypotheses for testing the regression coefficient of Price

• A) \( H_{0}: \beta_{\mathrm{P}} \neq 0 \) vs. \( \mathrm{H}_{\mathrm{A}}: \beta_{\mathrm{P}}=0 \)
• B) \( \mathrm{H}_{0}: \beta_{\mathrm{P}} \geq 0 \) vs. \( \mathrm{H}_{\mathrm{A}:}: \beta_{\mathrm{P}}<0 \)
• C) \( \mathrm{H}_{0}: \beta_{\mathrm{P}} \leq 0 \) vs. \( \mathrm{H}_{\mathrm{A}}: \beta_{\mathrm{P}}>0 \)
• D) \( \mathrm{H}_{0:} \beta_{\mathrm{P}}=0 \) vs. \( \mathrm{H}_{\mathrm{A}}: \beta_{\mathrm{P}} \neq 0 \)
• E) \( \mathrm{H}_{0} \) : The regression is not significant vs. \( \mathrm{H}_{\mathrm{A}} \) : The regression is significant.

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