# Question

Which of the individual coefficients are significant at the 5% significance level? Explain.

You have been conducting a study of supermarket sales of ProDay energy bars. The table below shows partial results of a multiple linear regression analysis intended to link monthly sales to two independent variables: the width of the display space (in inches) allotted to the product (x1) and the height (in inches) above floor level of the shelf on which the product is displayed. (x2).

You have been conducting a study of supermarket sales of ProDay energy bars. The table below shows partial results of a multiple linear regression analysis intended to link monthly sales to two independent variables: the width of the display space (in inches) allotted to the product (x1) and the height (in inches) above floor level of the shelf on which the product is displayed. (x2).

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