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

Author Question: In a study, 35 of adults questioned reported that their health was excellent. A researcher wishes to ... (Read 80 times)

ts19998

  • Hero Member
  • *****
  • Posts: 531
on: Jul 25, 2018
In a study, 35 of adults questioned reported that their health was excellent. A researcher wishes to study the health of people living close to a nuclear power plant.
 
  Among 11 adults randomly selected from this area, only 3 reported that their health was excellent. Find the probability that when 11 adults are randomly selected, 3 or fewer are in excellent health.
  A) 0.2001 B) 0.2254 C) 0.4256 D) 0.3041

Question 2

A computer manufacturer wishes to estimate what proportion of their laptop computers are defective. Obtain a sample size that will ensure a margin of error of at most 3.5 percentage points for a 95 confidence interval.
 
  A) 785 B) 3137 C) 28 D) 197


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

mcomstock09

  • Sr. Member
  • ****
  • Posts: 377
Reply #1 on: Jul 25, 2018
Answer to Question 1

C

Answer to Question 2

A


ts19998

  • Member
  • Posts: 531
Reply 2 on: Jul 25, 2018
Excellent

sultana.d

  • Member
  • Posts: 320
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

To prove that stomach ulcers were caused by bacteria and not by stress, a researcher consumed an entire laboratory beaker full of bacterial culture. After this, he did indeed develop stomach ulcers, and won the Nobel Prize for his discovery.

Did you know?

Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.

Did you know?

Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.

Did you know?

There are immediate benefits of chiropractic adjustments that are visible via magnetic resonance imaging (MRI). It shows that spinal manipulation therapy is effective in decreasing pain and increasing the gaps between the vertebrae, reducing pressure that leads to pain.

Did you know?

For about 100 years, scientists thought that peptic ulcers were caused by stress, spicy food, and alcohol. Later, researchers added stomach acid to the list of causes and began treating ulcers with antacids. Now it is known that peptic ulcers are predominantly caused by Helicobacter pylori, a spiral-shaped bacterium that normally exist in the stomach.

Gaser and Schlaug's study of the size of visual, motor, and auditory nuclei in the brains of mu Gaser and Schlaug's study of the size of visual, motor, and auditory nuclei in the brains of mu
Patients with physical special needs, such as a wheelchair, need to have this documented in their he Patients with physical special needs, such as a wheelchair, need to have this documented in their he
Patient teaching: health promotion to prevent osteroporosis in women Patient teaching: health promotion to prevent osteroporosis in women
Nursing Interventions to Promote Effective Health Maintenance Nursing Interventions to Promote Effective Health Maintenance
Performing a Correlational Study Performing a Correlational Study
Vitamin D plays a major role in bone health Vitamin D plays a major role in bone health
Video: Pores and Ion Channels

For a complete list of videos, visit our video library