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

Author Question: Which is not a critical part of designing a good experiment? A) Random selection of subjects. B) ... (Read 221 times)

audragclark

  • Hero Member
  • *****
  • Posts: 579
on: Jul 24, 2018
Which is not a critical part of designing a good experiment?
 
  A) Random selection of subjects.
  B) Replication of the on a sufficient number of subjects.
  C) Control of known sources of variability.
  D) All of these are important.
  E) Random assignment of subjects to treatments.

Question 2

Hoping to get information that would allow them to negotiate new rates with their advertisers, Natural Health magazine phoned a random sample of 600 subscribers. 64 of those polled said they use nutritional supplements. Which is true?
 
  I. The population of interest is the people who read this magazine.
  II. 64 is not a statistic; it's the parameter of interest.
  III. This sampling design should provide the company with a reasonably accurate estimate of the percentage of all subscribers who use supplements.
  A) I only
  B) I, II, and III
  C) I and III only
  D) II and III only
  E) I and II only
Stats: Modeling the World ¦ Bock, Velleman, De Veaux ¦ 4th Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

sabina576

  • Sr. Member
  • ****
  • Posts: 356
Reply #1 on: Jul 24, 2018
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 39% of students answer this correctly


audragclark

  • Hero Member
  • *****
  • Posts: 579
Reply #2 on: Jul 24, 2018
Both answers were spot on, thank you once again


sabina576

  • Sr. Member
  • ****
  • Posts: 356
Reply #3 on: Jul 24, 2018
Great! Please up vote :D


« previous next »
 

Did you know?

In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.

Did you know?

Vaccines cause herd immunity. If the majority of people in a community have been vaccinated against a disease, an unvaccinated person is less likely to get the disease since others are less likely to become sick from it and spread the disease.

Did you know?

Colchicine is a highly poisonous alkaloid originally extracted from a type of saffron plant that is used mainly to treat gout.

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?

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.

The Processes of Synaptic Pruning (Part 2) The Processes of Synaptic Pruning (Part 2)
Please provide me with a solution for part b. Please provide me with a solution for part b.
To help make good electrical contact with the terminals without doing any harm, select the ... To help make good electrical contact with the terminals without doing any harm, select the ...
How to convert one unit of measurement to another unit (Part 1) How to convert one unit of measurement to another unit (Part 1)
Part 2 Part 2
Directional Selection in Rock-Pocket Mice Directional Selection in Rock-Pocket Mice
Video: Dissociative Disorders (Part 2)

For a complete list of videos, visit our video library