« previous next »

Author Question: When placing participants into conditions or groups for a study, researchers should use to ensure ... (Read 73 times)

jilianpiloj

  • Hero Member
  • *****
  • Posts: 521
on: Jul 13, 2018
When placing participants into conditions or groups for a study, researchers should use to ensure each participant has equal probability of being placed into each group.
 
  a. external validity
  b. systematic sampling
  c. random sampling
  d. random assignment

Question 2

Brooke is investigating exercise habits among college students. Brooke has asked students to indicate the number of times they workout each week. To investigate exercise, Brooke is using a(n) scale.
 
  a. ordinal
  b. nominal
  c. ratio
  d. interval


ms_sulzle

  • Sr. Member
  • ****
  • Posts: 320
Reply #1 on: Jul 13, 2018
Answer to Question 1

D

Answer to Question 2

C


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Allergies play a major part in the health of children. The most prevalent childhood allergies are milk, egg, soy, wheat, peanuts, tree nuts, and seafood.

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 first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").

Did you know?

Hyperthyroidism leads to an increased rate of metabolism and affects about 1% of women but only 0.1% of men. For most people, this increased metabolic rate causes the thyroid gland to become enlarged (known as a goiter).

Did you know?

Interferon was scarce and expensive until 1980, when the interferon gene was inserted into bacteria using recombinant DNA technology, allowing for mass cultivation and purification from bacterial cultures.

Nitrogenous wastes produced by different animal groups. Nitrogenous wastes produced by different animal groups.
Conditions Required for Bacterial Growth Conditions Required for Bacterial Growth
Pill organizers can help reduce confusion and ensure that medications are taken at the appropriate ... Pill organizers can help reduce confusion and ensure that medications are taken at the appropriate ...
Common Blood Test Groups Common Blood Test Groups
Researchers attach satellite-linked transmitter to a beluga whale Researchers attach satellite-linked transmitter to a beluga whale
Concordance Values for Common Medical and Behavioral Conditions in Humans Concordance Values for Common Medical and Behavioral Conditions in Humans
Video: Structures that affect circulation - heart and systolic/diastolic BP

For a complete list of videos, visit our video library