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

Author Question: A researcher tests the influence of environment on cognitive development by taking newborn children ... (Read 104 times)

jjjetplane

  • Hero Member
  • *****
  • Posts: 556
on: Jun 19, 2018
A researcher tests the influence of environment on cognitive development by taking newborn children away from their parents and assigning half of them to a rich cognitive environment and half to a deprived cognitive environment. Is there anything wrong with this experiment, and if so, what?
 
  a. No; there is nothing wrong with this experiment.
  b. Yes; there is no control group.
  c. Yes; this experimental method violates ethical standards.
  d. Yes; this experimental method cannot control for the Hawthorne effect.

Question 2

Brads thesis advisor often tells him that its important to strive for results that are statistically significant. He explains that to have results that are statistically significant means that ____.
 
  a. descriptive statistics were used in this study
  b. participants were randomized in his study
  c. there was no random selection
  d. there is a small chance that the results were caused by random variables


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

joanwhite

  • Sr. Member
  • ****
  • Posts: 308
Reply #1 on: Jun 19, 2018
Answer to Question 1

ANSWER:
c

Answer to Question 2

ANSWER:
d


jjjetplane

  • Hero Member
  • *****
  • Posts: 556
Reply #2 on: Jun 19, 2018
Thank you


joanwhite

  • Sr. Member
  • ****
  • Posts: 308
Reply #3 on: Jun 19, 2018
No problem :)


« previous next »
 

Did you know?

About 100 new prescription or over-the-counter drugs come into the U.S. market every year.

Did you know?

Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.

Did you know?

The average human gut is home to perhaps 500 to 1,000 different species of bacteria.

Did you know?

There are 60,000 miles of blood vessels in every adult human.

Did you know?

The largest baby ever born weighed more than 23 pounds but died just 11 hours after his birth in 1879. The largest surviving baby was born in October 2009 in Sumatra, Indonesia, and weighed an astounding 19.2 pounds at birth.

Change in Drawing Abilities from Early to Middle Childhood Drawings become more realistic as fine m Change in Drawing Abilities from Early to Middle Childhood Drawings become more realistic as fine m
Using the measuring device to give the correct dose to children Using the measuring device to give the correct dose to children
Development of the Endocrine System Development of the Endocrine System
Some Single-Gene Defects for Which Genetic Tests Some Single-Gene Defects for Which Genetic Tests
The ABC model of flower development The ABC model of flower development
Energy flows from the environment into living organisms, then back to the environment Energy flows from the environment into living organisms, then back to the environment
Video: Introduction to Cystic Fibrosis

For a complete list of videos, visit our video library