## 4 Research Results
### Analysis of the Research Results
\begin{table}
\begin{tabular}{c c c c c} \hline \hline
**Relations** & **Correlation** & **r2** & **t** & **p** \\ \hline AM used: FDM/production cost reduction & 0.1927 & 0.0371 & 3.0931 & 0.0022 \\ AM used: FDM/efficient use of material & 0.2774 & 0.0770 & 4.5474 & 0.0000 \\ AM used: FDM/freedom in product design & 0.3177 & 0.1010 & 5.2774 & 0.0000 \\ AM used: FDM/no assembly stage & 0.2462 & 0.0606 & 4.0000 & 0.0001 \\ AM used: FDM/product personalisation & 0.2872 & 0.0825 & 4.7220 & 0.0000 \\ AM used: FDM/quick response to market needs & 0.1901 & 0.0361 & 3.0495 & 0.0025 \\ AM used: FDM/optimisation of product functions & 0.2506 & 0.0628 & 4.0769 & 0.0001 \\ AM used: FDM/development & \(-\)0.1046 & 0.0109 & \(-\)1.6569 & 0.0988 \\ AM used: FDM/elimination of human labour & 0.0510 & 0.0026 & 0.8044 & 0.4219 \\ AM used: FDM/waste reduction/lower energy consumption & \(-\)0.0332 & 0.0011 & \(-\)0.5225 & 0.6018 \\ AM used: EBM/production cost reduction & 0.0299 & 0.0009 & 0.4709 & 0.6381 \\ AM used: EBM/efficient use of material & \(-\)0.0027 & 0.0000 & \(-\)0.0421 & 0.9664 \\ AM used: EBM/freedom in product design & \(-\)0.0027 & 0.0000 & \(-\)0.0421 & 0.9664 \\ AM used: EBM/no assembly stage & 0.0000 & 0.0000 & 0.0000 & 1.0000 \\ AM used: EBM/product personalisation & 0.0000 & 0.0000 & 0.0000 & 1.0000 \\ AM used: EBM/quick response to market needs & 0.0440 & 0.0019 & 0.6934 & 0.4887 \\ AM used: EBM/optimisation of product functions & \(-\)0.0102 & 0.0001 & \(-\)0.1606 & 0.8725 \\ AM used: EBM/development & \(-\)0.0171 & 0.0003 & \(-\)0.2695 & 0.7878 \\ AM used: EBM/elimination of human labour & 0.1367 & 0.0187 & 2.1724 & 0.0308 \\ AM used: EBM/waste reduction/energy consumption & \(-\)0.0183 & 0.0003 & \(-\)0.2887 & 0.7730 \\ AM used: welding/production cost reduction & 0.0483 & 0.0023 & 0.7622 & 0.4467 \\ AM used: welding/efficient use of material & \(-\)0.0313 & 0.0010 & \(-\)0.4930 & 0.6224 \\ AM used: welding/freedom in product design & \(-\)0.0682 & 0.0047 & \(-\)1.0764 & 0.2828 \\ AM used: welding/no assembly stage & \(-\)0.0638 & 0.0041 & \(-\)1.0073 & 0.3148 \\ AM used: welding/product personalisation & \(-\)0.0638 & 0.0041 & \(-\)1.0073 & 0.3148 \\ AM used: welding/quick response to market needs & 0.0089 & 0.0001 & 0.1402 & 0.8886 \\ AM used: welding/optimisation of product functions & \(-\)0.0103 & 0.0001 & \(-\)0.1618 & 0.8716 \\ AM used: welding/development & 0.0426 & 0.0018 & 0.6718 & 0.5024 \\ AM used: welding/elimination of human labour & 0.1264 & 0.0160 & 2.0067 & 0.0459 \\ AM used: welding/waste reduction/lower energy consumption & \(-\)0.0374 & 0.0014 & \(-\)0.5898 & 0.5558 \\ AM used: heat bonding/production cost reduction & 0.0366 & 0.0013 & 0.5772 & 0.5643 \\ AM used: EBM/efficient use of material & \(-\)0.0434 & 0.0019 & \(-\)0.6848 & 0.4941 \\ AM used: head bonding/freedom in product design & \(-\)0.0434 & 0.0019 & \(-\)0.6848 & 0.4941 \\ AM used: heat bonding/no assembly stage & \(-\)0.0425 & 0.0018 & \(-\)0.6700 & 0.5035 \\ AM used: heat bonding/personalisation of the product & \(-\)0.0425 & 0.0018 & \(-\)0.6700 & 0.5035 \\ AM used: heat bonding/quick response to market needs & \(-\)0.0489 & 0.0024 & \(-\)0.7703 & 0.4419 \\ AM used: heat bonding/optimisation of product functions & \(-\)0.0462 & 0.0021 & \(-\)0.7282 & 0.4672 \\ AM used: heat bonding/development & 0.0466 & 0.0022 & 0.7341 & 0.4672 \\ AM used: heat bonding/elimination of human labour & \(-\)0.0163 & 0.0003 & \(-\)0.2561 & 0.7981 \\ AM used: heat bonding/waste reduction/lower energy & 0.3464 & 0.1200 & 5.8151 & 0.0000 \\ AM used: laser cutting/production cost reduction & 0.1162 & 0.0135 & 1.8429 & 0.0665 \\ AM used: laser cutting/efficient use of material & 0.0870 & 0.0076 & 1.3747 & 0.1705 \\ AM used: laser cutting/freedom in product design & 0.0870 & 0.0076 & 1.3747 & 0.1705 \\ AM used: laser cutting/freedom in product design & 0.0870 & 0.0076 & 1.3747 & 0.1705 \\ AM used: laser cutting/freedom in product design & 0.0870 & 0.0076 & 1.3747 & 0.1705 \\ AM used: laser cutting/no assembly stage & 0.0099 & 0.0083 & 1.4376 & 0.1518 \\ AM used: laser cutting/product personalisation & 0.0099 & 0.0083 & 1.4376 & 0.1518 \\ AM used: laser cutting/quick response to market needs & 0.0664 & 0.0044 & 1.0479 & 0.2957 \\ AM used: laser cutting/optimisation of product functions & 0.0761 & 0.0058 & 1.2016 & 0.2307 \\ AM used: laser cutting/development & 0.3385 & 0.1146 & 5.6652 & 0.0000 \\ AM used: laser cutting/guilination of human labour & \(-\)0.0232 & 0.0005 & \(-\)0.3652 & 0.7153 \\ AM used: laser cutting/waste reduction/lower energy consumption & \(-\)0.0163 & 0.0003 & \(-\)0.2572 & 0.7973 \\ \hline \hline \end{tabular} where: r2—coefficient of determination; _t_—the value of t statistics examining the significance of the correlation coefficient; _p_—probability value.  
\end{table}