Author Question: The weights of certain machine components are normally distributed with a mean of 8.57 g and a ... (Read 140 times)

evelyn o bentley

  • Hero Member
  • *****
  • Posts: 564
The weights of certain machine components are normally distributed with a mean of 8.57 g and a standard deviation of 0.08 g. Find the 97th percentile.
 
  A) 8.61 g B) 8.79 g C) 8.72 g D) 8.58 g

Question 2

A writer for an art magazine randomly selects and interviews fifty male and fifty female artists. What sampling technique is used?
 
  A) simple random
  B) stratified
  C) cluster
  D) convenience
  E) systematic



scikid

  • Sr. Member
  • ****
  • Posts: 300
Answer to Question 1

C

Answer to Question 2

B



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

More than 50% of American adults have oral herpes, which is commonly known as "cold sores" or "fever blisters." The herpes virus can be active on the skin surface without showing any signs or causing any symptoms.

Did you know?

Lower drug doses for elderly patients should be used first, with titrations of the dose as tolerated to prevent unwanted drug-related pharmacodynamic effects.

Did you know?

Of the estimated 2 million heroin users in the United States, 600,000–800,000 are considered hardcore addicts. Heroin addiction is considered to be one of the hardest addictions to recover from.

Did you know?

Cutaneous mucormycosis is a rare fungal infection that has been fatal in at least 29% of cases, and in as many as 83% of cases, depending on the patient's health prior to infection. It has occurred often after natural disasters such as tornados, and early treatment is essential.

Did you know?

The U.S. Preventive Services Task Force recommends that all women age 65 years of age or older should be screened with bone densitometry.

For a complete list of videos, visit our video library