This topic contains a solution. Click here to go to the answer

Author Question: Uppose a manufacturer, Company B, produces lawnmowers and a researcher is interested in the ... (Read 102 times)

javeds

  • Hero Member
  • *****
  • Posts: 570
uppose a manufacturer, Company B, produces lawnmowers and a researcher is interested in the proportion of all lawnmowers purchased that are made by this manufacturer. A random sample of 150 individuals who purchased lawnmowers was taken and it was found that 42 of them purchased lawnmowers produced by Company B. Which of the following is an unbiased estimate of the population proportion of all lawnmowers purchased that are produced by Company B?
 a. 42
 
  b. 0.28
 
  c. 0.72
 
  d. The population proportion is not known so an unbiased estimate cannot be determined.

Question 2

Samples with large within variation have boxplots with:
 a. wide boxes and long lines extending from them
  b. wide boxes and no lines extending from them
  c. short boxes and no lines extending from them
  d. short boxes and short lines extending from them



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

ErinKing

  • Sr. Member
  • ****
  • Posts: 362
Answer to Question 1

b

Answer to Question 2

a





 

Did you know?

According to the Migraine Research Foundation, migraines are the third most prevalent illness in the world. Women are most affected (18%), followed by children of both sexes (10%), and men (6%).

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?

Addicts to opiates often avoid treatment because they are afraid of withdrawal. Though unpleasant, with proper management, withdrawal is rarely fatal and passes relatively quickly.

Did you know?

Blood is approximately twice as thick as water because of the cells and other components found in it.

Did you know?

Essential fatty acids have been shown to be effective against ulcers, asthma, dental cavities, and skin disorders such as acne.

For a complete list of videos, visit our video library