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

Author Question: What is a designed experiment? What will be an ideal response? ... (Read 48 times)

deesands

  • Hero Member
  • *****
  • Posts: 514
on: Jul 25, 2018
What is a designed experiment?
 
  What will be an ideal response?

Question 2

A researcher wants to obtain a confidence interval for the difference between the proportions of women and men who approve of the mayor's performance. Obtain a common sample size that will ensure a margin of error of at most 0.
 
  05 for a 95 confidence interval, if you can reasonably presume that at most 47 of men and between 55 and 60 of women approve of the mayor's performance.
  A) 769 B) 764 C) 753 D) 752


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

mathjasmine

  • Sr. Member
  • ****
  • Posts: 312
Reply #1 on: Jul 25, 2018
Answer to Question 1

A designed experiment is a controlled study in which treatments are applied to experimental units, and the effect of varying these treatments on a response variable is observed.

Answer to Question 2

B


deesands

  • Member
  • Posts: 514
Reply 2 on: Jul 25, 2018
Excellent

scottmt

  • Member
  • Posts: 322
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

Though methadone is often used to treat dependency on other opioids, the drug itself can be abused. Crushing or snorting methadone can achieve the opiate "rush" desired by addicts. Improper use such as these can lead to a dangerous dependency on methadone. This drug now accounts for nearly one-third of opioid-related deaths.

Did you know?

Elderly adults are at greatest risk of stroke and myocardial infarction and have the most to gain from prophylaxis. Patients ages 60 to 80 years with blood pressures above 160/90 mm Hg should benefit from antihypertensive treatment.

Did you know?

Never take aspirin without food because it is likely to irritate your stomach. Never give aspirin to children under age 12. Overdoses of aspirin have the potential to cause deafness.

Did you know?

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

Did you know?

Inotropic therapy does not have a role in the treatment of most heart failure patients. These drugs can make patients feel and function better but usually do not lengthen the predicted length of their lives.

The response of hair cells to mechanical stimulation. The response of hair cells to mechanical stimulation.
Androgens modulate the inflammatory response during acute wound healing Androgens modulate the inflammatory response during acute wound healing
The Head Start program was designed to increase the school readiness of low-income children. The Head Start program was designed to increase the school readiness of low-income children.
A typical fire extinguisher designed to be used on class A, B, or C fires. A typical fire extinguisher designed to be used on class A, B, or C fires.
Schematic diagram showing polyclonal response by B cells against linear epitopes. Schematic diagram showing polyclonal response by B cells against linear epitopes.
The Stress Response The Stress Response
Video: Peptide Bond Formation Animation

For a complete list of videos, visit our video library