Analysis of Product Sampling for New Product Diffusion Incorporating Multiple-Unit Ownership

Table 5

Statistics of multiple linear regression for NPV.

Variable	Parameter estimate	𝑡-value	{Pr.>|𝑡|}
Intercept	69.12142	78.04	<0.0001
sl	−338.33958	−36.28	<0.0001
𝑎	485.81727	62.01	<0.0001
𝑎1	5.81241	16.74	<0.0001
𝑏	154.06014	108.97	<0.0001
𝑏1	2.31058	1.64	0.1012
𝑘	16.64732	13.33	<0.0001
𝑃<0.0001; adj. 𝑅-sq. 0.9305