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

Author Question: Which of the following is not true about drawing a simple random sample from a population? a. It ... (Read 55 times)

madam-professor

  • Hero Member
  • *****
  • Posts: 584
on: Jul 24, 2018
Which of the following is not true about drawing a simple random sample from a population?
 a. It protects against hidden or unknown biases.
  b. It gives each member of the population an equal chance of being selected.
  c. It requires that the population be represented by a list.
  d. It requires that the size of the sample be no more than 5 of the size of the population.

Question 2

According to a survey conducted by the Association for Dressings and Sauces (this is an actual association), 85 of American adults eat salad at least once a week, so that 15 of American adults eat no salad at all A nutritionist suspects that the percentage (of no-salad eaters) is wrong. She conducts a survey among a sample of adults in her area to test this idea. What sample size would be needed to provide a margin of error no larger than 2?


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Pamela.irrgang@yahoo.com

  • Sr. Member
  • ****
  • Posts: 323
Reply #1 on: Jul 24, 2018
Answer to Question 1

D

Answer to Question 2

n = 2500


madam-professor

  • Member
  • Posts: 584
Reply 2 on: Jul 24, 2018
Gracias!

jordangronback

  • Member
  • Posts: 339
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

Though the United States has largely rejected the metric system, it is used for currency, as in 100 pennies = 1 dollar. Previously, the British currency system was used, with measurements such as 12 pence to the shilling, and 20 shillings to the pound.

Did you know?

Only one in 10 cancer deaths is caused by the primary tumor. The vast majority of cancer mortality is caused by cells breaking away from the main tumor and metastasizing to other parts of the body, such as the brain, bones, or liver.

Did you know?

It is important to read food labels and choose foods with low cholesterol and saturated trans fat. You should limit saturated fat to no higher than 6% of daily calories.

Did you know?

The toxic levels for lithium carbonate are close to the therapeutic levels. Signs of toxicity include fine hand tremor, polyuria, mild thirst, nausea, general discomfort, diarrhea, vomiting, drowsiness, muscular weakness, lack of coordination, ataxia, giddiness, tinnitus, and blurred vision.

Did you know?

Many medications that are used to treat infertility are injected subcutaneously. This is easy to do using the anterior abdomen as the site of injection but avoiding the area directly around the belly button.

Cervical plexus drawing Cervical plexus drawing
Epidemiologists look for the causes of disease, such as toxic waste and industrial pollution, at the Epidemiologists look for the causes of disease, such as toxic waste and industrial pollution, at the
Fertility and Population Density, 1850 Fertility and Population Density, 1850
Reconstruction Drawing of the "Palace" Complex, Knossos, Crete Reconstruction Drawing of the "Palace" Complex, Knossos, Crete
Population receiving welfare, 1960-2020 Population receiving welfare, 1960-2020
Sample hypnograms of an infant at ages 3, 12, and 24 months Sample hypnograms of an infant at ages 3, 12, and 24 months
Video: Dissociative Disorders (Part 2)

For a complete list of videos, visit our video library