1). If the significance F of a regression model is _______, this model is signif

Question

1). If the significance F of a regression model is _______, this model is significant.

a). less than the p-value

b). greater than the p-value

c). less than the level of significance.

d). greater than the level of significance.

1A). A Regression analysis between sales (Y, in $1,000) and advertising (X, in $) resulted in the following equation: Y= 20,000+6X. This equation implies that

a). an increase of $6 in advertising is associated with an increase in $6,000 in sales.

b). an increase of $1,000 in advertising is associated with an increase of $6,000 in sales.

c). an increase of $1 in advertsing is associated with an increase of $6,000 in sales.

d). an increase of $1 in advertising is associated with an increase of $26,000 in sales.

Explanation / Answer

1. c). less than the level of significance.

2. c). an increase of $1 in advertsing is associated with an increase of $6,000 in sales.

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