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

Author Question: Which of the following is not a way to decrease error variance? a. hold all laboratory conditions ... (Read 102 times)

P68T

  • Hero Member
  • *****
  • Posts: 509
on: Jul 13, 2018
Which of the following is not a way to decrease error variance?
 
  a. hold all laboratory conditions constant
  b. use a homogeneous sample
  c. use reliable measures
   d. use a double-blind procedure e. automate the experiment

Question 2

Why must error variance be minimized in an experiment?
 
  a. it leads to confounding
   b. it obscures the effects of the independent variable
  c. it leads to differential attrition
  d. it increases experimenter expectancy effects
  e. all of the above


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

aburgess

  • Sr. Member
  • ****
  • Posts: 361
Reply #1 on: Jul 13, 2018
Answer to Question 1

D

Answer to Question 2

B


P68T

  • Member
  • Posts: 509
Reply 2 on: Jul 13, 2018
Great answer, keep it coming :)

mcarey591

  • Member
  • Posts: 365
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

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

Did you know?

Medications that are definitely not safe to take when breastfeeding include radioactive drugs, antimetabolites, some cancer (chemotherapy) agents, bromocriptine, ergotamine, methotrexate, and cyclosporine.

Did you know?

All adults should have their cholesterol levels checked once every 5 years. During 2009–2010, 69.4% of Americans age 20 and older reported having their cholesterol checked within the last five years.

Did you know?

Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.

Did you know?

The average person is easily confused by the terms pharmaceutics and pharmacology, thinking they are one and the same. Whereas pharmaceutics is the science of preparing and dispensing drugs (otherwise known as the science of pharmacy), pharmacology is the study of medications.

Laboratory Requisition Information Laboratory Requisition Information
Interventions for Selected Co-Occurring Conditions Interventions for Selected Co-Occurring Conditions
The Hazardous Materials Identification System is used to label containers that hold hazardous ... The Hazardous Materials Identification System is used to label containers that hold hazardous ...
How to choose the right payment plan with changing conditions (Question 3) How to choose the right payment plan with changing conditions (Question 3)
How much water does the amniotic sac hold? How much water does the amniotic sac hold?
Transcription Conditions for the lac Operon Transcription Conditions for the lac Operon
Video: Power Supply Polyacrylamide Gel Protein Sample

For a complete list of videos, visit our video library