This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Fifty samples of size 500 were drawn from a manufacturing process and the number of defectives in ... (Read 237 times)

itsmyluck

  • Hero Member
  • *****
  • Posts: 546
on: Jul 24, 2018
Fifty samples of size 500 were drawn from a manufacturing process and the number of defectives in each sample was counted. The average of the sample proportion was 0.032 . The centerline for the p chart is:
 a. 0.032
  b. 16.0
  c. 0.512
  d. 0.968
  e. 4.2

Question 2

The sampling distribution of the ratio of two independent sample variances selected randomly from normal populations with equal variances is:
 a. a normal distribution
  b. a t distribution
  c. an F distribution
  d. a binomial distribution
  e. a chi-square distribution


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

nathang24

  • Sr. Member
  • ****
  • Posts: 314
Reply #1 on: Jul 24, 2018
Answer to Question 1

A

Answer to Question 2

C


itsmyluck

  • Member
  • Posts: 546
Reply 2 on: Jul 24, 2018
Wow, this really help

xthemafja

  • Member
  • Posts: 348
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

Cocaine was isolated in 1860 and first used as a local anesthetic in 1884. Its first clinical use was by Sigmund Freud to wean a patient from morphine addiction. The fictional character Sherlock Holmes was supposed to be addicted to cocaine by injection.

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates’s recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

Did you know?

IgA antibodies protect body surfaces exposed to outside foreign substances. IgG antibodies are found in all body fluids. IgM antibodies are the first type of antibody made in response to an infection. IgE antibody levels are often high in people with allergies. IgD antibodies are found in tissues lining the abdomen and chest.

Did you know?

Hypertension is a silent killer because it is deadly and has no significant early symptoms. The danger from hypertension is the extra load on the heart, which can lead to hypertensive heart disease and kidney damage. This occurs without any major symptoms until the high blood pressure becomes extreme. Regular blood pressure checks are an important method of catching hypertension before it can kill you.

Did you know?

Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.

Biodiversity Depends on the Size of Habitat Biodiversity Depends on the Size of Habitat
Number of lower molar cusps is one of the features used to distinguish sundadonts from sinodonts. Number of lower molar cusps is one of the features used to distinguish sundadonts from sinodonts.
A Simple Model of the Learning Process A Simple Model of the Learning Process
The process of learning to read involves physical and socioemotional development, changes in the ... The process of learning to read involves physical and socioemotional development, changes in the ...
Analogies for estimating portion size Analogies for estimating portion size
Number line for rounding Number line for rounding
Video: Role of complement proteins

For a complete list of videos, visit our video library