Instruction 10-11 A Quality Control Engineer Is in Charge of the Manufacture

question 10

Short Answer

Instruction 10-11
A quality control engineer is in charge of the manufacture of computer disks.Two different processes can be used to manufacture the disks.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 disks 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 Instruction 10-11,the value of the test statistic is ________.

---

Definitions:

Underweight

Being underweight means having a body mass index (BMI) below the normal range, which can indicate malnutrition or other health issues.

Prenatal Development

The development and growth sequence inside the womb from the time of conception until birth.

Zygote

The initial cell formed when two gamete cells are joined by means of sexual reproduction; the earliest developmental stage of the embryo.

Fetus

The developing human organism from 9 weeks after conception to birth.