Stage

Risk $=$ P$($success$)$

Cost $($$$)$

Time $($Person$-$Weeks$)$

Strategic Planning

$\mathrm{.}70$

$6,000$

$2$

Concept Evaluation

$\mathrm{.}50$

$7,000$

$4$

Technical Development

$\mathrm{.}60$

$30,000$

$8$

Commercialization

$\mathrm{.}80$

$55,000$

$5$

Based on these data, approximately how many new product concepts will be necessary to meet upper management$$s mandate that THREE new products be launched every year $($round$-$up to the next integer$)?$