SCENARIO 10-12 A Quality Control Engineer Is in Charge of the Manufacture

question 55

True/False

SCENARIO 10-12
A quality control engineer is in charge of the manufacture of USB flash drives.Two different processes can be used to manufacture the flash drives.He suspects that the Kohler method produces a greater proportion of defects than the Russell method.He samples 150 of the Kohler and 200 of the Russell flash drives and finds that 27 and 18 of them,respectively,are defective.If Kohler is designated as "Group 1" and Russell is designated as "Group 2," perform the appropriate test at a level of significance of 0.01.
-Referring to Scenario 10-12,the null hypothesis should be rejected.

---

Definitions:

Kidney

An organ in vertebrates responsible for filtering waste products from the blood and excreting them in urine, as well as maintaining electrolyte balance.

Ureter

A tube that carries urine from the kidney to the bladder.

Urine

A liquid by-product of metabolism in humans and many animals, excreted by the kidneys and consisting of water, salts, urea, and other waste substances.

Urinary Bladder

Organ where urine is stored.