Question $3$: Q$3-$Part A$.$ Define $$bullwhip effect$.$ What are the causes of bullwhip effect? Provide citations.

Q$3-$Part B$.$ Please cite and explain any $3$ of Deming$$s $14$ points. What is Deming$$s opinion regarding inspection? Explain. Provide citatons.

Question $4$: Aspen Plastics produces plastic bottles to customer order. The quality inspector randomly selects four bottles from the bottle machine and measures the outside diameter of the bottle neck, a critical quality dimension that determines whether the bottle cap will fit properly. The dimensions $($in inches$)$ from the last six samples are:

Bottles

Sample $1234$

$10\mathrm{.}5940\mathrm{.}6220\mathrm{.}5980\mathrm{.}590$

$20\mathrm{.}5870\mathrm{.}6110\mathrm{.}5970\mathrm{.}613$

$30\mathrm{.}5710\mathrm{.}5800\mathrm{.}5950\mathrm{.}602$

$40\mathrm{.}6100\mathrm{.}6150\mathrm{.}5850\mathrm{.}578$

$50\mathrm{.}5800\mathrm{.}6240\mathrm{.}6180\mathrm{.}614$

$60\mathrm{.}5850\mathrm{.}5930\mathrm{.}6070\mathrm{.}569$